NXB-10GXSR NetXen 10G Ethernet/Fibre PCI-E
Super AOC-NXB-10GXSR NETXEN 10G ETHERNET/FIBRE PCI-E ADAPTER with pluggable XFP optical interface
AIOM Dual RJ45 Ports 10G-LAN w/ Intel X550
( Special Module for Supermicro Server only) - Network Interface Module - 2-Port - Intel X550 Chipset - 10GBase-T / 1000Base-T Standard - SIOM (Super I/O Module) Form Factor