connectx 7 network card with heatsink

{"cid":"91224401","title":"Low Latency Mellanox ConnectX-3 Pro Network Interface Card With Passive Cooling Heatsink & Dual QSFP+ Interfaces","imgUrl":"https:\/\/img.chinax.com\/nimg\/f0\/ea\/47b02dbe7f316d84cc5f33706e8f-200x200-1.jpg","attrs":{"Price":"$ 60-110 \/ piece","Brand Name":"Mellanox","Model Number":"MCX354A-FCCT","Minimum Order Quantity":"1 piece","Brand":"Mellanox (NVIDIA Subsidiary)","Packaging Details":"box","Core Technology":"RDMA, Hardware Offload, Low Latency Packet Forwarding","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Cooling System":"Integrated Passive Black Heat Sink","Compatibility":"Universal x86 Servers, 40G IB\/Ethernet Switches","Place of Origin":"BeiJing China","Supported Protocol":"40G FDR InfiniBand & 40GbE","Ports":"Dual QSFP+ for 40G optical\/copper cables","Bus Interface":"PCIe 3.0 x8"}}