Brand Name: Intel Product Model: X520-T2 Product Name: X520-T2 Ethernet Server Adapter Packaged Quantity: 1 Product Type: 10Gigabit Ethernet Card Interfaces/Ports Host Interface: PCI Express x16 Number of Ports: 2 Interfaces/Ports: 2 x RJ-45 Network Media & Performance Twisted Pair Cable Standard: Category 6 Network & Communication Network Technology: 10GBase-T Physical Characteristics Card Height: Low-profile Form Factor: Internal Miscellaneous Package Contents:X520-T2 Ethernet Server Adapter Full height-bracket Compatibility:Operating Systems: Microsoft Windows Server 2003 Microsoft Windows Vista Microsoft Windows Virtual Server 2005 Red Hat Enterprise 4 or later SUSE SLES 10 or later Professional 9.2 or later Free BDS 5. X or later VMware ESX 3. x or Support Fedora EFi1.1 Green Compliance Certificate/Authority: RoHS