Intel X540T2 Ethernet Converged Network Adapter 100Mbps/1Gbps/10Gbps PCI Express 2.1 x8 2 x RJ45

Controller-processor: Intel Ethernet Controller X540Cable Medium: CopperCabling Type: RJ-45 Category-6 up to 55 m, Category-6A up to 100 mBracket Height: Low Profile and Full HeightMax TDP: 13.4 WIntel Virtualization Technology for Connectivity (VT-c): YesOn-chip QoS and Traffic Management: YesFlexible Port Partitioning: YesVirtual Machine Device Queues (VMDq): YesPCI-SIG* SR-IOV Capable: YesPlug and play specification support: StandardNetwork Operating Systems (NOS) Software Support: Windows 7 (IA32 and X64)Windows Server 2008 (x64 and IPF)Windows Server 2008 Core (x64 and IPF)Windows Server 2008 R2 (x64 and IPF)Windows Server 2008 R2 Core (x64 and IPF)Linux SLES 11 SP1Microsoft Windows Server 2003Microsoft VistaSUSE SLES 10 or later, Professional 9.2 or laterMicrosoft Windows Virtual Server 2005Red Hat Enterprise 4 or laterFreeBSD 5.x or later supportVMware ESX 4.0/4.1, ESXi 5.0 supportFedoraEFI 1.1