{"title":"Network Switches","description":"\u003ch2\u003eEnterprise 100GbE Datacenter Switches\u003c\/h2\u003e\u003cp\u003eDatacenter network switches from NVIDIA Mellanox Spectrum series deliver 100 Gbps per port with cut-through latency under 300 nanoseconds. Built for AI training clusters, HPC interconnects, NVMe-oF storage fabrics, and Clos-architecture leaf\/spine topologies.\u003c\/p\u003e\u003cp\u003eAll switches are quality-tested, firmware-verified, and shipped with warranty from Zhongxin Data, Hong Kong.\u003c\/p\u003e","products":[{"product_id":"used-mellanox-sn2700-cs2fc-32-port-100gbe-qsfp28-network-switch","title":"Used Mellanox SN2700-CS2FC 32-Port 100GbE QSFP28 Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-1 ASIC, delivering 6.4 Tbps full duplex of non-blocking throughput with 32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G) ports. Designed for High-performance computing (HPC), it provides \u0026lt; 300 ns cut-through cut-through latency and 12 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-1\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.4 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 300 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.76 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 180W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS (Cumulus Linux compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IGMP\/MLD snooping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIGMP\/MLD snooping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eHigh-performance computing (HPC), financial trading, cloud datacenter spine\/leaf, AI\/ML training clusters\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN2700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN2700 is a 32-port 100GbE datacenter switch designed for HPC, financial trading floors, and cloud spine-leaf architectures where ultra-low latency (\u0026lt;300 ns) and zero packet loss are critical.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes the SN2700 support InfiniBand?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eNo. The SN2700 is an Ethernet-only switch based on the Spectrum-1 ASIC. For InfiniBand, look at the NVIDIA Quantum series (QM8700, QM9700).\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN2700 ports be split into 25GbE or 50GbE?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. Each 100GbE QSFP28 port can be split into 2×50GbE or 4×25GbE using breakout cables, giving up to 128×25GbE ports total.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat operating systems run on the SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eMLNX-OS and Cumulus Linux are officially supported. SONiC is also available as a community option.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55715533947172,"sku":"SN2700","price":2057.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/Used-Original-SN2700-CS2FC-Network-Switch.webp?v=1783603979"},{"product_id":"used-mellanox-sn3700-cs2fc-36-port-100gbe-qsfp28-datacenter-switch","title":"Used Mellanox SN3700-CS2FC 36-Port 100GbE QSFP28 Datacenter Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-2 ASIC, delivering 7.2 Tbps full duplex of non-blocking throughput with 36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G) ports. Designed for AI\/ML training clusters (GPU interconnect), it provides \u0026lt; 250 ns cut-through cut-through latency and 16 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-2\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.4 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 250W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS, Cumulus Linux, SONiC\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IPv6, sFlow, Advanced Mirroring, NAT, NAT64, VRF, ACL 12K entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIPv6\u003c\/li\u003e\n\u003cli\u003esFlow\u003c\/li\u003e\n\u003cli\u003eAdvanced Mirroring\u003c\/li\u003e\n\u003cli\u003eNAT\u003c\/li\u003e\n\u003cli\u003eNAT64\u003c\/li\u003e\n\u003cli\u003eVRF\u003c\/li\u003e\n\u003cli\u003eACL 12K entries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eAI\/ML training clusters (GPU interconnect), cloud spine-leaf, storage fabrics (NVMe-oF), HPC, telecom edge\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN3700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 is a 36-port 100GbE datacenter switch powered by the Spectrum-2 ASIC, optimized for AI\/ML GPU clusters, NVMe-oF storage fabrics, and cloud spine-leaf topologies requiring lossless Ethernet with RoCE v2.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eHow does SN3700 compare to SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 has 4 more 100G ports (36 vs 32), higher throughput (7.2 vs 6.4 Tbps), lower latency (\u0026lt;250 vs \u0026lt;300 ns), larger buffer (16 vs 12 MB), and supports 200G port mode. It uses the newer Spectrum-2 ASIC with advanced features like NAT, VRF, and larger ACL tables.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN3700 run 200GbE ports?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The Spectrum-2 ASIC supports 200GbE mode on 4 QSFP28-DD ports (using 2×100G per port), enabling mixed-speed deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes SN3700 support RoCE for RDMA?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The SN3700 fully supports RoCE v2 (RDMA over Converged Ethernet) with PFC and ECN for lossless transport—critical for GPU-to-GPU communication in AI training.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55715534831908,"sku":"SN3700","price":3872.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/Used-Original-SN3700-CS2FC-Network-Switch.webp?v=1783604063"},{"product_id":"used-original-sn2700-cs2fc-network-switch-sn2700-cs2fc-datac","title":"Used Original SN2700-CS2FC Network Switch SN2700 CS2FC Datacenter Storage Switch Ready to Ship","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-1 ASIC, delivering 6.4 Tbps full duplex of non-blocking throughput with 32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G) ports. Designed for High-performance computing (HPC), it provides \u0026lt; 300 ns cut-through cut-through latency and 12 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-1\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.4 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 300 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.76 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 180W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS (Cumulus Linux compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IGMP\/MLD snooping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIGMP\/MLD snooping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eHigh-performance computing (HPC), financial trading, cloud datacenter spine\/leaf, AI\/ML training clusters\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN2700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN2700 is a 32-port 100GbE datacenter switch designed for HPC, financial trading floors, and cloud spine-leaf architectures where ultra-low latency (\u0026lt;300 ns) and zero packet loss are critical.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes the SN2700 support InfiniBand?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eNo. The SN2700 is an Ethernet-only switch based on the Spectrum-1 ASIC. For InfiniBand, look at the NVIDIA Quantum series (QM8700, QM9700).\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN2700 ports be split into 25GbE or 50GbE?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. Each 100GbE QSFP28 port can be split into 2×50GbE or 4×25GbE using breakout cables, giving up to 128×25GbE ports total.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat operating systems run on the SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eMLNX-OS and Cumulus Linux are officially supported. SONiC is also available as a community option.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55806959681828,"sku":"ALI-1601859563863","price":1736.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/Used-Original-SN2700-CS2FC-Network-Switch_b3480832-7720-482f-85b8-1a1d7e09549a.webp?v=1784862609"},{"product_id":"used-original-sn3700-cs2fc-network-switch-sn3700-cs2fc-datac","title":"Used Original SN3700-CS2FC Network Switch SN3700 CS2FC Datacenter Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-2 ASIC, delivering 7.2 Tbps full duplex of non-blocking throughput with 36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G) ports. Designed for AI\/ML training clusters (GPU interconnect), it provides \u0026lt; 250 ns cut-through cut-through latency and 16 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-2\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.4 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 250W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS, Cumulus Linux, SONiC\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IPv6, sFlow, Advanced Mirroring, NAT, NAT64, VRF, ACL 12K entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIPv6\u003c\/li\u003e\n\u003cli\u003esFlow\u003c\/li\u003e\n\u003cli\u003eAdvanced Mirroring\u003c\/li\u003e\n\u003cli\u003eNAT\u003c\/li\u003e\n\u003cli\u003eNAT64\u003c\/li\u003e\n\u003cli\u003eVRF\u003c\/li\u003e\n\u003cli\u003eACL 12K entries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eAI\/ML training clusters (GPU interconnect), cloud spine-leaf, storage fabrics (NVMe-oF), HPC, telecom edge\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN3700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 is a 36-port 100GbE datacenter switch powered by the Spectrum-2 ASIC, optimized for AI\/ML GPU clusters, NVMe-oF storage fabrics, and cloud spine-leaf topologies requiring lossless Ethernet with RoCE v2.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eHow does SN3700 compare to SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 has 4 more 100G ports (36 vs 32), higher throughput (7.2 vs 6.4 Tbps), lower latency (\u0026lt;250 vs \u0026lt;300 ns), larger buffer (16 vs 12 MB), and supports 200G port mode. It uses the newer Spectrum-2 ASIC with advanced features like NAT, VRF, and larger ACL tables.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN3700 run 200GbE ports?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The Spectrum-2 ASIC supports 200GbE mode on 4 QSFP28-DD ports (using 2×100G per port), enabling mixed-speed deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes SN3700 support RoCE for RDMA?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The SN3700 fully supports RoCE v2 (RDMA over Converged Ethernet) with PFC and ECN for lossless transport—critical for GPU-to-GPU communication in AI training.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55806962893092,"sku":"ALI-1601859676100","price":3267.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/Used-Original-SN3700-CS2FC-Network-Switch_8b77e13b-2826-4c89-998f-74f19ef265b4.webp?v=1784862659"},{"product_id":"100gbe-qsfp28-ethernet-switch-used-for-mellanox-sn2700-msn27","title":"100GbE QSFP28 Ethernet Switch Used for Mellanox SN2700 MSN2700-CS2F 32-Port Open Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-1 ASIC, delivering 6.4 Tbps full duplex of non-blocking throughput with 32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G) ports. Designed for High-performance computing (HPC), it provides \u0026lt; 300 ns cut-through cut-through latency and 12 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-1\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.4 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 300 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.76 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 180W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS (Cumulus Linux compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IGMP\/MLD snooping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIGMP\/MLD snooping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eHigh-performance computing (HPC), financial trading, cloud datacenter spine\/leaf, AI\/ML training clusters\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN2700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN2700 is a 32-port 100GbE datacenter switch designed for HPC, financial trading floors, and cloud spine-leaf architectures where ultra-low latency (\u0026lt;300 ns) and zero packet loss are critical.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes the SN2700 support InfiniBand?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eNo. The SN2700 is an Ethernet-only switch based on the Spectrum-1 ASIC. For InfiniBand, look at the NVIDIA Quantum series (QM8700, QM9700).\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN2700 ports be split into 25GbE or 50GbE?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. Each 100GbE QSFP28 port can be split into 2×50GbE or 4×25GbE using breakout cables, giving up to 128×25GbE ports total.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat operating systems run on the SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eMLNX-OS and Cumulus Linux are officially supported. SONiC is also available as a community option.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807042453796,"sku":"ALI-1601822791264","price":1782.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100GbE-QSFP28-Ethernet-Switch-Used-for.webp?v=1784864290"},{"product_id":"100gbe-qsfp28-ethernet-switch-used-for-mellanox-sn2700-msn27-1","title":"100GbE QSFP28 Ethernet Switch Used for Mellanox SN2700 MSN2700-CS2R 32-Port Open Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum SN2700 32-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-1 ASIC, delivering 6.4 Tbps full duplex of non-blocking throughput with 32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G) ports. Designed for High-performance computing (HPC), it provides \u0026lt; 300 ns cut-through cut-through latency and 12 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-1\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 × 100GbE QSFP28 (configurable as 32×100G \/ 64×50G \/ 128×25G \/ 8×40G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.4 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 300 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.76 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 180W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS (Cumulus Linux compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IGMP\/MLD snooping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIGMP\/MLD snooping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eHigh-performance computing (HPC), financial trading, cloud datacenter spine\/leaf, AI\/ML training clusters\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN2700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN2700 is a 32-port 100GbE datacenter switch designed for HPC, financial trading floors, and cloud spine-leaf architectures where ultra-low latency (\u0026lt;300 ns) and zero packet loss are critical.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes the SN2700 support InfiniBand?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eNo. The SN2700 is an Ethernet-only switch based on the Spectrum-1 ASIC. For InfiniBand, look at the NVIDIA Quantum series (QM8700, QM9700).\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN2700 ports be split into 25GbE or 50GbE?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. Each 100GbE QSFP28 port can be split into 2×50GbE or 4×25GbE using breakout cables, giving up to 128×25GbE ports total.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat operating systems run on the SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eMLNX-OS and Cumulus Linux are officially supported. SONiC is also available as a community option.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807042715940,"sku":"ALI-1601822734839","price":1760.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100GbE-QSFP28-Ethernet-Switch-Used-for_c98ff440-4e15-45e0-a56f-ec45be9e30e9.webp?v=1784864296"},{"product_id":"100gbe-qsfp28-ethernet-switch-used-for-mellanox-sn3800-cs2f","title":"100GbE QSFP28 Ethernet Switch Used for Mellanox SN3800-CS2F 64-Port 2U Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-3 SN3800 Multi-Speed Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-3 SN3800 Multi-Speed Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-3 ASIC, delivering 12.8 Tbps full duplex of non-blocking throughput with Variable: up to 36×200GbE \/ 64×100GbE \/ 128×50GbE \/ 256×25GbE \/ 8×400GbE ports. Designed for 400G\/200G cloud spine, it provides \u0026lt; 250 ns cut-through cut-through latency and 64 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-3\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVariable: up to 36×200GbE \/ 64×100GbE \/ 128×50GbE \/ 256×25GbE \/ 8×400GbE\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.8 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.52 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e64 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 350W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 470 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console, 1× USB 3.0\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCumulus Linux, SONiC, MLNX-OS\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, NAT, VRF, ACL 24K, Advanced Mirroring, sFlow, QoS per-queue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eNAT\u003c\/li\u003e\n\u003cli\u003eVRF\u003c\/li\u003e\n\u003cli\u003eACL 24K\u003c\/li\u003e\n\u003cli\u003eAdvanced Mirroring\u003c\/li\u003e\n\u003cli\u003esFlow\u003c\/li\u003e\n\u003cli\u003eQoS per-queue\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003e400G\/200G cloud spine, AI\/ML large-scale training, HPC, storage NVMe-oF, telecom core\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat speeds does the SN3800 support?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3800 supports 25G, 50G, 100G, 200G, and 400GbE simultaneously on different ports—making it ideal for mixed-speed cloud spine deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eHow does SN3800 compare to SN3700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eSN3800 uses the Spectrum-3 ASIC with 12.8 Tbps throughput (vs 7.2 Tbps), 64 MB buffer (vs 16 MB), and supports 400G ports. It's designed for next-generation 400G spine while SN3700 targets 100G\/200G leaf.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN3800 be used as a spine switch?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. With up to 8×400GbE or 36×200GbE ports and 12.8 Tbps throughput, the SN3800 is designed for high-density cloud spine layers.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat buffer size does SN3800 have?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003e64 MB shared packet buffer—4× larger than SN3700—ensuring zero packet loss even under heavy RoCE v2 RDMA traffic in AI training clusters.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807042748708,"sku":"ALI-1601824487232","price":5610.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100GbE-QSFP28-Ethernet-Switch-Used-for_21422771-da21-4fb4-b909-ad3a4d06a310.webp?v=1784864303"},{"product_id":"100gbe-qsfp28-ethernet-switch-used-for-mellanox-sn3700-vs2fc","title":"100GbE QSFP28 Ethernet Switch Used for Mellanox SN3700-VS2FC 36-Port Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-2 ASIC, delivering 7.2 Tbps full duplex of non-blocking throughput with 36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G) ports. Designed for AI\/ML training clusters (GPU interconnect), it provides \u0026lt; 250 ns cut-through cut-through latency and 16 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-2\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.4 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 250W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS, Cumulus Linux, SONiC\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IPv6, sFlow, Advanced Mirroring, NAT, NAT64, VRF, ACL 12K entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIPv6\u003c\/li\u003e\n\u003cli\u003esFlow\u003c\/li\u003e\n\u003cli\u003eAdvanced Mirroring\u003c\/li\u003e\n\u003cli\u003eNAT\u003c\/li\u003e\n\u003cli\u003eNAT64\u003c\/li\u003e\n\u003cli\u003eVRF\u003c\/li\u003e\n\u003cli\u003eACL 12K entries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eAI\/ML training clusters (GPU interconnect), cloud spine-leaf, storage fabrics (NVMe-oF), HPC, telecom edge\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN3700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 is a 36-port 100GbE datacenter switch powered by the Spectrum-2 ASIC, optimized for AI\/ML GPU clusters, NVMe-oF storage fabrics, and cloud spine-leaf topologies requiring lossless Ethernet with RoCE v2.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eHow does SN3700 compare to SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 has 4 more 100G ports (36 vs 32), higher throughput (7.2 vs 6.4 Tbps), lower latency (\u0026lt;250 vs \u0026lt;300 ns), larger buffer (16 vs 12 MB), and supports 200G port mode. It uses the newer Spectrum-2 ASIC with advanced features like NAT, VRF, and larger ACL tables.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN3700 run 200GbE ports?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The Spectrum-2 ASIC supports 200GbE mode on 4 QSFP28-DD ports (using 2×100G per port), enabling mixed-speed deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes SN3700 support RoCE for RDMA?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The SN3700 fully supports RoCE v2 (RDMA over Converged Ethernet) with PFC and ECN for lossless transport—critical for GPU-to-GPU communication in AI training.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807042814244,"sku":"ALI-1601824549298","price":4878.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100GbE-QSFP28-Ethernet-Switch-Used-for_f5b88680-087e-4798-b908-6580b4743190.webp?v=1784864310"},{"product_id":"100g-qsfp28-ethernet-switch-used-for-mellanox-sn3700-vs2f-36","title":"100G QSFP28 Ethernet Switch Used for Mellanox SN3700-VS2F 36 Ports Rack Mount Network Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-2 SN3700 36-Port 100GbE QSFP28 Datacenter Switch\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-2 ASIC, delivering 7.2 Tbps full duplex of non-blocking throughput with 36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G) ports. Designed for AI\/ML training clusters (GPU interconnect), it provides \u0026lt; 250 ns cut-through cut-through latency and 16 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCondition: Refurbished \/ Pre-owned — fully tested, cleaned, and verified. Ships with warranty coverage.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-2\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G \/ 4×200G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.4 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 250W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS, Cumulus Linux, SONiC\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVXLAN, EVPN, RoCE v2, PFC, ECN, DCB, IPv6, sFlow, Advanced Mirroring, NAT, NAT64, VRF, ACL 12K entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003cli\u003eIPv6\u003c\/li\u003e\n\u003cli\u003esFlow\u003c\/li\u003e\n\u003cli\u003eAdvanced Mirroring\u003c\/li\u003e\n\u003cli\u003eNAT\u003c\/li\u003e\n\u003cli\u003eNAT64\u003c\/li\u003e\n\u003cli\u003eVRF\u003c\/li\u003e\n\u003cli\u003eACL 12K entries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eAI\/ML training clusters (GPU interconnect), cloud spine-leaf, storage fabrics (NVMe-oF), HPC, telecom edge\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat is the Mellanox SN3700 switch used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 is a 36-port 100GbE datacenter switch powered by the Spectrum-2 ASIC, optimized for AI\/ML GPU clusters, NVMe-oF storage fabrics, and cloud spine-leaf topologies requiring lossless Ethernet with RoCE v2.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eHow does SN3700 compare to SN2700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN3700 has 4 more 100G ports (36 vs 32), higher throughput (7.2 vs 6.4 Tbps), lower latency (\u0026lt;250 vs \u0026lt;300 ns), larger buffer (16 vs 12 MB), and supports 200G port mode. It uses the newer Spectrum-2 ASIC with advanced features like NAT, VRF, and larger ACL tables.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN3700 run 200GbE ports?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The Spectrum-2 ASIC supports 200GbE mode on 4 QSFP28-DD ports (using 2×100G per port), enabling mixed-speed deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes SN3700 support RoCE for RDMA?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. The SN3700 fully supports RoCE v2 (RDMA over Converged Ethernet) with PFC and ECN for lossless transport—critical for GPU-to-GPU communication in AI training.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807042879780,"sku":"ALI-1601824521563","price":4884.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100G-QSFP28-Ethernet-Switch-Used-for.webp?v=1784864316"},{"product_id":"36-port-100gbe-managed-ethernet-switch-mellanox-sn4600-vs2f-qsfp28-data-center-rack-mount-switch","title":"36-Port 100GbE Managed Ethernet Switch Mellanox SN4600-VS2F QSFP28 Data Center Rack Mount Switch","description":"\u003ch2\u003eNVIDIA Mellanox Spectrum-2 SN4600 36-Port 100GbE QSFP28 Datacenter Switch (Extended Environmental)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox Spectrum-2 SN4600 36-Port 100GbE QSFP28 Datacenter Switch (Extended Environmental)\u003c\/strong\u003e is a high-performance datacenter Ethernet switch powered by the NVIDIA Spectrum-2 ASIC, delivering 7.2 Tbps full duplex of non-blocking throughput with 36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G) ports. Designed for Edge deployments, it provides \u0026lt; 250 ns cut-through cut-through latency and 16 MB shared packet buffer shared packet buffer for lossless RoCE v2 RDMA transport.\u003c\/p\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;font-size:14px;\"\u003e\\\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;width:35%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#f8f9fa;padding:8px;border:1px solid #dee2e6;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\\\n\u003ctbody\u003e\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrum-2\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 × 100GbE QSFP28 (configurable as 36×100G \/ 72×50G \/ 144×25G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThroughput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 Tbps full duplex\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 250 ns cut-through\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacket Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.4 Bpps\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB shared packet buffer\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 250W typical\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 × 430 × 43 mm (1U)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1× RJ45 management, 1× micro-USB console\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMLNX-OS, Cumulus Linux, SONiC\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtended operating temperature (-40°C to 55°C), VXLAN, EVPN, RoCE v2, PFC, ECN, DCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExtended operating temperature (-40°C to 55°C)\u003c\/li\u003e\n\u003cli\u003eVXLAN\u003c\/li\u003e\n\u003cli\u003eEVPN\u003c\/li\u003e\n\u003cli\u003eRoCE v2\u003c\/li\u003e\n\u003cli\u003ePFC\u003c\/li\u003e\n\u003cli\u003eECN\u003c\/li\u003e\n\u003cli\u003eDCB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eEdge deployments, telecom outdoor, industrial environments, military\/defense, rugged datacenter\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat makes SN4600 different from SN3700?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe SN4600 uses the same Spectrum-2 ASIC as SN3700 with identical port\/throughput specs, but adds extended environmental specs: -40°C to 55°C operating temperature and enhanced shock\/vibration tolerance for edge and outdoor deployments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eCan SN4600 be deployed outdoors?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. SN4600's extended temperature range (-40°C to 55°C) and ruggedized design make it suitable for outdoor telecom cabinets, edge computing sites, and industrial environments.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eDoes SN4600 support RoCE v2?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. Like SN3700, SN4600 supports RoCE v2 with PFC and ECN for lossless RDMA over Ethernet.\u003c\/p\u003e\u003c\/details\u003e\\\\n\u003cdetails style=\"margin:8px 0;padding:8px;border:1px solid #e0e0e0;border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#1a1a1a;\"\u003eWhat operating systems does SN4600 support?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eMLNX-OS, Cumulus Linux, and SONiC—same software ecosystem as SN3700.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eAvailable at \u003ca href=\"https:\/\/zhongxindata.hk\"\u003eZhongxin Data\u003c\/a\u003e — enterprise network hardware specialists. Worldwide shipping from Hong Kong.\u003c\/em\u003e\u003c\/p\u003e","brand":"NVIDIA Mellanox","offers":[{"title":"Default Title","offer_id":55807049859364,"sku":"ALI-1601824679033","price":5687.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/36-Port-100GbE-Managed-Ethernet-Switch.webp?v=1784864924"}],"url":"https:\/\/zhongxindata.hk\/collections\/network-switches.oembed","provider":"Zhongxin Data","version":"1.0","type":"link"}