Let Speed Get A Qualitative Sublimation, Fast Beyond Imagination This Is The Reason For , Protection Technology, With Four Protection Chips, Can Prevent From Damaging Hardware Equipment, Using Solder Process, Service Life. The New Chip, Using Lntel 82576eb Gigabit Controller, Installation And Use Are Very Simple Pci-E High-Speed Transmission, Pci Express Gen2.0 2.5g/S Powerful, Using Gold-Plated Shielding Interface, Can Effectively Prevent Interference, Make Data Transmission Smoother, Each Network Port Has An Address, Can Be Set Separately, Support Port Aggregation. Stable Performance, Using The 82576eb Powerful Core, Suitable For Most Common Servers, Powerful To Provide Ethernet Port, Improve Broadband To Enhance Scalability, Reliability. 1.Special Attention: Different Batches,Product Appearance,Color,Printing Words Will Be Different,Do Not Affect The Use; 2.Chip Model: 350AM4; 3.Network Cable Interface Type: 4 x Sfp Optical Fiber; 4.Field Of Application: Server/Desktop; 5. Transmission Rate: 1000mbps; 6.Applicable Network Type: Gigabit Ethernet; 7.Full Duplex/Half Duplex: Full Duplex/Half Duplex Self-Adaptive; 8. Led Indicators: 8 Led Indicators; 9. Transmission Medium Type: Optical Fiber Multimode Or Single Mode; 10. Slot Interface Type: Pci Express Gen2.1 5g/S; 11. Bus Speed And Slot Width: X4,Support X4,X8,X16; 12. Supported Operating Systems: Windows7 ,Windows 8,Windows10,Windows Server 2008 SP2/SP2 Core,Windows Server 2008 SP2(w/-v role)X64,-v Server 2008 SP2(Stand-alone version)X64Windows server 2008 -X64,Windows Server 2008 Core-x64Windows Server 2008 Spl(w/-v role)-x64,-v Server 20082 Spl (stand-alone version)-x64,Win PE 2.1(2008 PE),Win PE 3.0(2008R2 PE),Windows 7/WEC7(based on NDIS6.x)-IA32,WindowsEmbedded Standard 7,Linux Stable version 2.6/3.x,Linux RHEL5.8,Linux RHEL 6.2,Linux sles 10 SP4,Linux sles 11 SP2,freebsd gDOS NDIS,UEFI 2.1-X64,UEF 2.3-X64, ESXI 5.0-X64Vmware ESX M 3(GA TBD)-X64; 13.Size:16.5 x 6.8cm Color: Random Color ('t accept the specified color.) Material: PCB Package Contents: 1 x Server NIC 1 x Low Profile Bracket 1 x Standard High Profile Bracket 1 x Driver Cd Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.