Mellanox ConnectX-4 Dual SFP+ Ports 40GBase-X Network adapter PCIe3.0 x16
Network Interface Infiniband Card - PCI-Express 3.0 x16 Bus - CX4 EDR Connector(s) - 2-Port - Mellanox ConnectX-4 Chipset - 40GBase-X Standard - Low-Profile, Full-length Form Factor