PCI Express 82576 Dual SFP Gigabit Server Ethernet NIC

Quad-port Gigabit Ethernet server adapters, designed with performance enhancing features and new power management technologies

  • PO.: ST722
  • P/N.: SE-LGI576A-2FB
  • Chipset: Intel® 82576EB
  • Bus type: PCI Express X4
  • Interface: SFP LC (Fiber Optic)

Intel® Ethernet Server Adapter 82576EB Dual-port Gigabit Ethernet server adapters

designed with performance enhancing features and new power management technologies

Intel® Gigabit Multi-Port Server Adapters

• High-performing, 10/100/1000 Ethernet connection

• Reliable and proven Gigabit Ethernet technology from Intel Corporation

• Scalable PCI Express* interface provides dedicated I/O bandwidth for I/O-intensive networking applications

• Optimized for virtualized environments

• Flexibility with iSCSI Boot and choice of dual- and quad-port adapters in both fiber and copper. 


• Halogen-free dual Gigabit Ethernet adapters with copper interface options

• Innovative power management features including Energy Efficient Ethernet (EEE) and DMA Coalescing for

  increased efficiency and reduced power consumption

• Flexible I/O virtualization for port partitioning and quality of service (QoS) of up to 32 virtual ports

• Scalable iSCSI performance delivering cost-effective SAN connectivity

• High-performing bridgeless design supporting PCI Express* Gen 1.1 2.5GT/s

• Reliable and proven Gigabit Ethernet technology 

Basic Features
Main ChipsetIntel®82576EB
Bus Type

PCI Express* 1.1 (2.5GT/s) , operable in x4 or greater slots

ConnectorSFP LC  (Fiber Optic)
Transmission rate1000 Mbps

Category-5, unshielded twisted pair (UTP), 4 pairs

FunctionIPMI pass-through via SMBus or NC-SI, iSCSI boot, WoL, PXE remote boot, VLAN filtering

IEEE Standard / Network topology

IEEE 802.3ab 1000BASE-T Gigabit Ethernet

IEEE 802.3z, IEEE 802.3, IEEE 802.1Q VLANs, IEEE 802.3x, IEEE 1588, IEEE 802.3az - Energy Efficient Ethernet (EEE)

System RequirementsWindows Server 2003 / Server 2008 / R2 / Server 2012 / R2
Win 7 / Win 8 / Win 8.1 / Win 10 32&64Bit
DOS, Linux, FreeBSD, Novell, UnixWare / OpenUnix 8
Applicable fieldsDesktops, Servers, Workstations
Power3.6 W
CertificationsFCC, CE, RoHS
Metal BracketFull-height end bracket / Low-profile end bracket
LED IndicatorsGreen=1 Gb/s. Not illuminated=no link
Operating temperature0 ~ 55 ℃ (32 ~ 131℉)
Storage temperature-40 ~ 70 ℃ (-40 ~ 158 ℉)
Storage humidity90% Non-condensing relative humidity at 35 ℃
Packing details
Dimensions (unit: mm)
Package Size(LxWxH)175x 125 x 30 mm
Product codeMain productsAccessoriesRemarks
PO #: ST72282576EB SFP PCI-E NIC CD driver 

Product manual

Low-profile end bracket