Amazon.com: Mellanox ConnectX-4 EN Network Adapter (MCX414A-BCAT) : Electronics
MCX4411A-ACUN Mellanox Network Adapter
Dell Mellanox ConnectX-4 Lx CX4121C Dual Port 25GbE SFP28 Full Height (MCX4121C) 11110508317 | eBay
AOC-S25G-M2S-HIGH P SUPERMICRO / MELLANOX CONNECTX-4 LX EN 25GBE DUAL PORT SFP28 NETWORK ADAPTER - 25GB/S ETHERNET 2P PCI-E 3.0 X8 ADD ON CARD ( 2 ) TWO SMALL FORM FACTOR PLUGGABLE