10Gbps Network 1 Port 10 Gigabit SFP+ Port with Intel X520 82599 chipset compatibe 1G/100/10Mbps 1* SFP+ slots for SFP+ SR SFP+ LR modules and direct attach SFP+ cables *default without module*PCIe Slot x8PCI Express 2.0 ( 5.0GT /S) bus compatible for PCIe slot X8 X16 default with standard bracket also include low profilce bracket support multiple installation such as PC server workstation NAS etc. **not for PCI slot**Multiple OSSupport Windows 7/8/10 Server 2003 2008 Linux FreeBSD VMware ESX freely driver download CD-ROM manual Binardat/Intel official website can download the driver easily. Network FeatureIEEE 802.3 (1000BASE-SX 1000BASE-LX 1000BASE-ZX) LC Intel Virtualization Technology for connectivity IPSEC/LinkSec securityEasy to UseSelect the appropriate brackets according to the chassis size insert into the PCIe slots install the driver connect to the network the LEDs show the link status and rate.
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