Quad Port 10/100/1000BASE-T Ethernet Server Adapterx4 PCI Express v2.1 at 5 GT/s or 2.5 GT/sHardware-assisted implementation of IEEE 1588 and IEEE 802.1AS time synchronization and -X functions - up to 17 -X vectors. I/O virtualization support for NetQueue and VMQThe BCM5719 Ethernet server adapter supports the following, 17 receive queues and 16 transmit queues per port, 17 -X vectors supporting interrupts per queue to host, Function Level Reset (), ECC error detection and correction on internal SRAM, Quad RJ-45 connector with integrated link and activity . RSS for multi-core client processors. TCP, UDP and IP checksum offloadLarge send offload, TCP segmentation offloadACPI-compliant Wake-on-LAN () supportStatistics for SNMP MIB II and Ethernet class MIBsComprehensive diagnostic and configuration software suiteSupports jumbo frames up to 9.6 KB packet sizeRoHS Compliant (Pb-Free): Windows Server 2016/ 2012 / 2012/ 2008 / 2008/ 2003 / 2003, XP Professional, / 8/ 8.1/ 7/ Vista, Linux Stable version 3.x, 2.6,x, Enterprise, Linux 5, 6, SUSE Linux Enterprise Server 10, 11, FreeBSD 9, ESX/ESXiApplicable network: Gigabit EthernetMain chipset: Broadcom BCM5719Bus type: PCI Express X4 v2.1Transmission medium: 4 x RJ45 copper interfaceNetwork Capabilities: Quad-port 10/100/1000BASE-T with integrated PHY with Gigabit Media Dependent Interface () differential signaling to four-port RJ-45 connectors. The BCM5719-4P also controls the power switch circuitOperating temperature: 0C to 55CAirflow Requirements: () 0Storage temperature: -40C to +65CAmbient Humidity: Storage and operating humidity 5% to 95% non-condensingLED Indicators: Yellow = 10/100 Mb/s, Green = 1000 Mb/s, Green = Flashing when there is activity on Colour:greenMaterial:PCBPackage Contents:1x Network Card1x CD1x Short Iron PieceOnly 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.