MCL Carte PCI Ethernet RJ45 Gigabit 10/100/1000. Connectivity technology: Wired, Host interface: PCI, Interface: RJ45. Data transfer rate (max): 1000 Mbit/s, Supported data transfer rates: 10/100 Mbit/s. Chipset: RTL, Cabling technology: 10/100/1000 Base-T(X). Compatible operating systems: Windows 98SE/ME/2000/XP/Vista, Networking features: Gigabit Ethernet