The HP Ethernet 10 Gb 2-port 561 FLR-T Flexible LOM adapter features the latest generation 10 Gb E Intel Ethernet Controller X540. The HP 561FLR-T is a low-cost, low-power, dual port 10GBASE-T adapter designed for use in HP Pro Liant Gen 8 rack, tower & scalable servers. The HP 561FLR-T addresses the demanding needs of the next-generation data center by providing unmatched features for virtualization, scalability to keep up with the HP Pro Liant Gen 8 server platform, with proven & reliable performance HP customers have come to expect. The HP 561FLR-T adapter enables connections with standard CAT6 cabling. The HP 561FLR-T supports high performance networking features such as VLAN tagging, Low latency interrupts, TCP & UDP checksum offloading, MSI-X, NIC teaming (bonding), Receive Side Scaling (RSS), WOL, jumbo frames, PXE boot & virtualization features & is VMDq & SR-IOV ready. What's new 10 G Base-T technology Supports IEEE 1588 (Time Stamping) & Time synchronization (802.1AS) RJ-45 ports for twisted pair cabling utilizing CAT 6A or better Features Dual-port 10 Gb Ethernet PCIe Gen Flexible LOM adapter designed for maximum network performance. 20 Gbps full duplex Ethernet transfer rate per port Intel Virtualization Technology for Connectivity (VT-c) with VMDq & SR-IOV supports VMware Net Queue & Microsoft VMQ helping to meet the performance demands of consolidated virtual workloads Supports Wake-on-LAN (WOL) at 1 Gb, has PXE, MSI-X support, Teaming, IPv 6 Adapter supports HP Sea of Sensors 3D Technology New Intel Data Direct I/O technologies reduces system power, increases I/O performance & reduces I/O latency.