Features: 1.For Intel 82599en main control chip, single port 10Gbps SFP fiber network card for high-bandwidth storage (SAN) and network (LAN) traffic 2.Comes with aluminum alloy heat sink, gold-plated PCI-E interface, more stable to operate. 3.Compatible with existing Fibre Channel and iSCSI drivers, as well as management applications currently deployed on millions of systems 4.10Gbps speed can provide you with a good experience 5.Suitable for Windows Server 2012 R2, for Windows Server 2012, for Windows 8, etcspecification:Item Type: Fiber Network Card Main Control Chip : For Intel 82599En 10 Gigabit Ethernet Controller Processing Unit: For Intel 82599En Speed: 10Gbps Connector and Cable: SFP+ direct attach copper Connectors: 1 x SFP+ Motherboard Interface: PCI-Express 2.0 5.0 GT/s lane x 8 lane Baffle Height : Low Profile and Full Height Supported Systems: for Windows Server 2012 R2, for Windows Server 2012, for Windows 8, for Windows Server 2008 R2, for Windows 7, for Windows Server 2008 SP2, for Windows Vista SP2, for Windows Server 2003 R2, for Windows Server 2003 SP2, for Linux Stable Kernel version 3.x, 2.6,x, Red Hat Enterprise for Linux 5, 6, for SUSE Linux Enterprise Server 10, 11, FreeBSD 9, for VMware ESX/ESXiPackageList:1 xNetwork Card1 x LowBaffle1 xDrive Disc