Features 1、LOW POWER CONSUMPTION: PCIe network card delivers 10 Gigabit Ethernet (10GbE) performance across the data center with low power consumption. 2、FLEXIBLE I/O VIRTUALIZATION: Transforms the way server resources are deployed and managed by running multiple applications and operating systems independently. 3、BACKWARD COMPATIBLE DESIGN: PCIe network adapter is compatible with existing 1000 base networks, simplifying the transition to 10GbE. 4、UNIFIED NETWORK CONNECTIVITY: PCI Express network card is plug and play. Provides LAN, for iSCSI and for FCoE in one CNA. 5、RELIABLE TECHNOLOGY: The industry's first single chip solution for dual port 10GBASE T adapters in the commercial space, integrating reliable and proven for Intel 10 Gigabit Ethernet technology. Specification Item Type: PCIe Network Card Material: PCB Supported Data Rate(S) Per Port: 100 Mbps, 1 Gbps, 10 Gbps (Adaptive) Chipset: For Intel® X540 Interface: 2 x RJ45 Network Operating System (NOS) Software Support: For Windows 7 (IA32 And X64) For Windows Server 2008 (X64 And IPF) For Windows Server 2008 Core (X64 And IPF) For Windows Server 2008 R2 (X64 And IPF) For Windows Server 2008 R2 Core (X64 And IPF) For Linux SLES 11 SP1 For Windows Server 2003 For Vista For SUSE SLES 10 Or Later, Professional 9.2 Or Later For Windows Virtual Server 2005 For Red Hat Enterprise 4 Or Later For FreeBSD 5.X Or Later Support For VMware ESX 4.0/4.1, ESXi 5.0 Support For VMware ESX 4.0/4.1, ESXi 5.0 Support EFI 1.1 Package List 1 x PCIe Network Card