Features: 1.Ethernet Controller: Based on the original for Intel 82599EN controller, supports single I/O virtualization and improves server stability 2.SFP+ Slot: This optical network card upgrades your server or workstation to a 10 Gb optical network by adding an open SFP+slot to your server or workstation 3.Supported Systems: PCI E Network card supports for Win 7, for Win 8, for Win10, for Win Visa, for Win Server 2008, for Win Server 2012, for Win Server 2016, for Win Server 2019, for Linux, for Centos,for RHEL6,for RHEL7,for RHEL8, for Ubuntu 16, for Ubuntu18, for Ubuntu19, for Ubuntu20, for Debian 9, for Debian 10, for Debian 11, for FreeBSD10, for FreeBSD11, for FreeBSD12, for Vmware ESX,for Esxi 6,for Esxi 7, for SLSE 11, for SLSE 12 4.SFP+PCI E NIC: 10Gb single SFP+port, applicable to 10G SFP+module/DAC/AOC. PCI Express 2.0. 5.0 GT/sx 8 channel, compatible with PCIE X8 and X16 slots 5.Easy to Install: The package includes a thin bracket and a full height bracket, which supports standard and ultra thin computers and servers specification:Item Type: 10Gb SFP Network Card Product Material: PCB Chip: For Intel 82599 Chipset Applicable Network Type: 10 Gigabit Ethernet Bus Type: PCI Express X8 (compatible with X8/X16), Conforming to PCI Express Rev 2.0 Transmission Rate: 10/100/1000/10000Mbps Network Standards: IEEE 802.1p, IEEE802.1Q, IEEE802.2, IEEE802.3ac, IEEE802.3az, IEEE802.3x, IEEE802. z, IEEE802.ad Network Interface Type: SFP Full Duplex/Half Duplex: Full Duplex/Half Duplex Adaptive LED Indicator: LINK/ACT (connection operation) PXE Network Boot: Support Up to 15K Jumbo frames: Supported For Microsoft and for Linux Platforms: Compliant PackageList: 1 x10GbSFPNetworkCard 1 x Baffle 1 x Screw