features: low-profile standard form factor in 3.9-inch in length support of vmdq, next-generation vmdq, and pc-sig sr-iov for virtualized environments jumbo frame support of up to 9.5kb ieee 802.3az - energy efficient ethernet (eee) iscsi remote boot support flexible i/o virtualization and quality of service (qos) pxe boot support general: - intel i350 gbe controller - compact size low-profile standard form factor - pci-express 2.1 x4 (2.5gt/s or 5gt/s) interface - four rj-45 connectors -intel proset utility for windows device manager - intel i/o acceleration technology (i/o at) - power consumption - about 5w