Mellanox MCX516A-CDAT ConnectX-5 Ex EN network interface card, 100GbE dual-port QSFP28, PCIe4.0 x16, tall bracket 5 1

MCX516A-CDAT

Initially didn't work properly in a server with another cx-4 card. Took the card out and update firmware then everything works. Since then, it works flawlessly and delivers excellent performance

5