Performance Features: 8 Transmit and Receive queues per port • Up to 8 queues of Receive Side Scaling (RSS) minimize CPU utilization across multiple processor systems • Support for 8 pools (single queue) of virtual machine Device Queues (VMDq) per port • Support Direct Cache Access (DCA) • Support Intel I/O Acceleration Technology v3.0. • TSO interleaving for reduced latency • Minimized device I/O interrupts using MSI and MSI-X • UDP TCP and IP checksum offload • UDP and TCP transmit segmentation offload (TSO) • SCTP receive and transmit checksum offload • Packet interrupt coalescing timers (packet timers) and absolute- delay interrupt timers for both transmit and receive operation • SFP Gigabit Ethernet: Gigabit Ethernet Adapters with SFP cage support: • 1000Base-LX Fiber Gigabit Ethernet with 1000Base-LX SFP transceiver. • 1000Base-SX Fiber Gigabit Ethernet with 1000Base-SX SFP transceiver. • SFP (1000Mb/s) Copper Gigabit Ethernet with SFP SFP transceiver. • Small Form Factor Pluggable (SFP) Cage for SFP LC connectors • 2PortLink synchronization • Optional SGMII mode (future support) • Common Key Features: Support PCI Express Base Specification 2.0 (5 GTs) • High performance reliability and low power use in Intel 82580 Quad integrated MAC + PHY and SERDES chip Controllers • Ultra deep packet buffer per channel lowers CPU utilization. • Hardware acceleration that can offload tasks from the host processor. The Controllers can offload TCP/UDP/IP checksum calculations and TCP segmentation • Server class reliability availability and performance features: • Link Aggregation and Load Balancing • • Switch dependent: 802.3 ad (LACP) Generic Trunking (GEC/FEC) • Switch and NIC Independent • Failover Priority queuing - 802.1p layer 2 priority encoding • Virtual LANs –802.1q VLAN tagging. • Jumbo Frame (9.5KB). • 802.x flow control. • Multicast/ broadcast Packet replication • Statistics for SNMP MIB II Ethernet like MIB and Ethernet MIB (802.3z Clause 30) • Supports Vital Product Data (VPD) • LEDs indicators for link/Activity/Speed status SFP Gigabit Ethernet Technical Specifications - (SFP) Adapters: SFP (Small Form Factor Pluggable) supports: 1Gb SERDES interfaces supports 1000Base-X in order to connect with SFP to 1000Base-SX / 1000Base-LX / 1000Base-T SFP transceivers IEEE Standard / Network topology: with 1000Base-T SFP Gigabit Ethernet (1000Mb/s only) 1000Base-T IEEE Standard / Network topology: with 1000Base-SX SFP Fiber Gigabit Ethernet 1000Base-SX (850nM) IEEE Standard / Network topology: with 1000Base-LX SFP Fiber Gigabit Ethernet 1000Base-LX (1310nM) Operating Systems Support Operating system support: Windows Linux VMware General Technical Specifications Interface Standard: PCI-Express Base Specification Revision 2.0 ( 5 GTs) PCI Express Card Type: X4 Lane PCI Connector: Gold Finger: X4 Controller: : Intel 82580EB I/O: 4 x SFP located on edge of the board