The HP 561T is a low cost, low power dual-port 10GBase-T adapter designed for use in HP ProLiant Gen8 rack, tower, and scalable servers. The HP 561T addresses the demanding needs of the data center by providing unmatched features for virtualization, and scalability to keep up with the HP ProLiant Gen8 server platform, with proven and reliable performance HP customers have come to expect. The HP 561T adapter enables connections with standard CAT6 or better UTP cabling. The HP 561T supports high performance networking features such as VLAN tagging, low latency interrupts, TCP and UDP checksum offloading, MSI-X, NIC teaming (bonding), Receive Side Scaling (RSS), WOL, jumbo frames, PXE boot and virtualization features which are VMDq and SR-IOV ready. Dual-port 10Gb Ethernet 10GBASE-T Standup adapter designed for maximum network performance Form Factor: Plug-in card Interface (Bus) Type: PCI Express 2.1 x8 Brand HP Series 716591-B21 Voltage 240 Volts Item Weight 7.2 ounces Manufacturer HP Item model number 716591-B21 Product Dimensions 1 x 1 x 1 inches Item Dimensions LxWxH 1 x 1 x 1 inches Is Discontinued By Manufacturer No