IBM - network adapter - PCIe 3.0 x8 - 10 Gigabit Ethernet x 4

The PCIe Gen3 short x8 adapter provides four 10GBASE-T ports. The ports are RJ45, and they default to autonegotiate to the highest speed. Each RJ45 port's configuration is independent of the other. The adapter supports Ethernet NIC traffic. EN2X has a low profile tail stock.