IBM PRO/1000 GT Server Adapter by Intel. Connectivity technology: Wired, Host interface: PCI. Data transfer rate (max): 1000 Mbit/s. Data link protocols: Ethernet, Fast Ethernet, Gigabit Ethernet. Width: 6.45 cm, Depth: 1.78 cm, Height: 16.76 cm. I/O ports: 1 x RJ-45, PCI Bus: PCI-X / 133 MHz