72 Installing and Connecting the NICSystem RequirementsBefore installing the Gigabit Ethernet NIC, be sure your system meets the requirementslisted for your operating system.Windows XP (64-bit) Itanium-based computer that meets Windows XP software requirements One open 32-bit or 64-bit PCI slot PCI v2.2 33/66 MHz or PCI-x v1.0 64 bit 133 MHz 256 MB RAM (minimum) Microsoft Windows XP (64-bit version) Gigabit Ethernet NIC driver software for Windows XPWindows XP (32-bit) Pentium-based computer that meets Windows XP software requirements One open 32-bit or 64-bit PCI slot PCI v2.2 33/66 MHz or PCI-x v1.0 64 bit 133 MHz 128 MB RAM (minimum) Microsoft Windows XP (32-bit version) Gigabit Ethernet NIC driver software for Windows XPWindows 2000 Pentium-based computer that meets Windows 2000 software requirements One open 32-bit or 64-bit PCI slot PCI v2.2 33/66 MHz or PCI-x v1.0 64 bit 133 MHz 128 MB RAM (minimum) Microsoft Windows 2000 (Server, Advanced Server, or Datacenter Server) Gigabit Ethernet NIC driver software for Windows 2000:Windows NT Pentium-based computer that meets Windows NT 4.0 software requirements One open 32-bit or 64-bit PCI slot PCI v2.2 33/66 MHz or PCI-x v1.0 64 bit 133 MHz 128 MB RAM (minimum) Microsoft Windows NT 4.0 (Server or Enterprise Server) with Service Pack 5 or later Gigabit Ethernet NIC driver software for Windows NT