Chip model: 82599ESNetwork cable interface type: 2* SFP+ fiber optic interfaceTransmission medium type: support 10G multimode module, 10G single-mode module or SFP+ direct cable (optical fiber)Slot Interface Type: PCI Express 2 0(5GT/s)Bus speed and slot width: X8 compatible with X8, X16.Transfer rate: 10 GigabitIEEE Network Standard/Network Technology: 10GBASE _SR, 10GBASE-LRApplicable network type: 10 Gigabit EthernetApplicable field: serverLED indicator: 4 LED indicatorsFull duplex half duplex: full duplex/half duplex adaptiveSupported Operating Systems: .Windows Server 2012 *, Windows Server 2012*, Windows 8*, WindowsServer 2008 *, Windows 7*, Windows Server 2008* SP2, Windows Vista*SP2, Windows Server 2003 *, Windows Server 2003* SP2, Linux* StableKernel version 3.x, 2.6,x, Red Hat Enterprise Linux* 5, 6, SUSELinux Enterprise Server* 10, 11, FreeBSD 9*, VMware ESX/ESXi*Colour: greenMaterial: PCBPackage Contents:1 * Server NIC1 * Half-height Veneer1 * Driver CDOnly the above package content, other products are not included.Note: Light 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.