Dual-port 10 Gigabit Network Expansion Card for rackmount & tower models (10GBASE-T interface). Feature Feature Value Connectivity technology Wired Host interface PCI Express Interface Ethernet Ethernet LAN (RJ-45) ports 2 Maximum data transfer rate 10000 Mbit/s Networking standards IEEE 802.3an Ethernet LANYEthernet LAN data rates 10000 Mbit/s Internal Y Width 260 mm Depth 58 mm Height 160 mm Weight 420 g