{"product_id":"100gbe-dual-port-network-card-used-for-mellanox-cx5-mcx516a-ccat-pcie-3-0-x16-nic-1","title":"100GbE Dual-Port Network Card Used for Mellanox CX5 MCX516A-CCAT PCIe 3.0 x16 NIC","description":"\u003ch2\u003eNVIDIA Mellanox ConnectX-5\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNVIDIA Mellanox ConnectX-5\u003c\/strong\u003e is a 10\/25\/40\/50\/100GbE + EDR\/HDR100 InfiniBand network adapter by NVIDIA Mellanox, featuring PCIe 3.0 x16 host interface, RoCE v1 \u0026amp; v2, RDMA over IB (EDR 100G \/ HDR100 100G) RDMA support, and NVMe-oF target\/initiator hardware offloads. With \u0026lt; 0.8 μs RDMA RDMA latency, it enables zero-CPU-copy data movement for HPC, AI\/ML, and storage workloads.\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\u003eConnectX-5\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeeds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10\/25\/40\/50\/100GbE + EDR\/HDR100 InfiniBand\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLane Config\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1×100G \/ 2×50G \/ 4×25G (QSFP28); 1×25G (SFP28); 1×100GbE HDR (QSFP28)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePcie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePCIe 3.0 x16\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRdma\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoCE v1 \u0026amp; v2, RDMA over IB (EDR 100G \/ HDR100 100G)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEthernet, InfiniBand EDR\/HDR100 (VPI dual-mode)\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOffloads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNVMe-oF target\/initiator, VXLAN, SR-IOV, GPUDirect RDMA, GPUDirect Async, Advanced Switching\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; 0.8 μs RDMA\u003c\/td\u003e\n\u003c\/tr\u003e\\\\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 30W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\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 ConnectX-5 adapter?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eThe Mellanox ConnectX-5 is a dual-mode 100GbE\/InfiniBand VPI adapter with RoCE v2 and IB RDMA, NVMe-oF, and GPUDirect RDMA—the most versatile adapter for mixed Ethernet+IB datacenter 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 ConnectX-5 support both Ethernet and InfiniBand?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eYes. ConnectX-5 VPI adapters can operate in Ethernet or InfiniBand mode (EDR 100G or HDR100 100G) per-port, enabling flexible deployment in mixed 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;\"\u003eWhat is GPUDirect RDMA on ConnectX-5?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eGPUDirect RDMA allows NVIDIA GPUs to read\/write network data directly without CPU involvement, reducing latency to \u0026lt;0.8 μs and enabling peer-to-peer GPU communication for AI training.\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 ConnectX-5 compare to ConnectX-6?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0;color:#444;\"\u003eConnectX-6 adds 200GbE HDR InfiniBand, PCIe 4.0 x16, and advanced crypto\/security offloads. ConnectX-5 is ideal for 100GbE deployments; ConnectX-6 for 200G\/HDR interconnects.\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":55807051825444,"sku":"ALI-1601786222405","price":465.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/6223\/6708\/files\/100GbE-Dual-Port-Network-Card-Used_165be68d-fe6f-44b4-91e3-e576128ddfc4.webp?v=1784865042","url":"https:\/\/zhongxindata.hk\/products\/100gbe-dual-port-network-card-used-for-mellanox-cx5-mcx516a-ccat-pcie-3-0-x16-nic-1","provider":"Zhongxin Data","version":"1.0","type":"link"}