[EXPI9404PF] Intel PRO/1000 PF Quad Port Server Adapter, LC, 1000BASE-SX multimode, PCIe, 82571GB

Features
Two Intel 82571GB Gigabit Controllers
Load balancing on multiple CPUs
Intel I/OAT
Virtualization
LC connectors
1000BASE-SX multi-mode fiber
Support for most network operating systems (NOS)
Remote management support
RoHS compliant, lead-free technology
Intel PROSet Utility for Windows
Advanced cable diagnostics
Intel backing

Specifications
Product Name: Intel PRO/1000 PF Quad Port Server Adapter
Product Code: EXPI9404PF
Connectors: LC
Ports: Quad
IEEE standards/network topology: Ethernet 1000Base-SX
Cabling Type: Fiber
Cable Distance: MMF 50um up to 550m; MMF 62.5um up to 275m
Data rate(s) supporter per port: 1 Gbps
Bus type: PCIe v1.0a (2.5 GT/s)
Bus width: x4 Lane PCI Express, operable in x4, x8, x16 slots
Bus speed (x1, encoded rate): 10 Gbps uni-directional; 20 Gbps bi-directional
Controller-processor: Intel 82571GB
Operating temperature: 0-55° C
LEDs: 4 (1/port, link and speed) solid and blinking
Physical Dimensions: 6.6" x 2.4" x 0.8"
System Requirements: SCO OpenServer 5, Microsoft Windows 2000, Novell NetWare 5.x, SunSoft Solaris x86 8, Novell NetWare 6.x, Caldera OpenUnix 8, Linux 2.4 or later, Microsoft Windows Server 2003 Enterprise Edition, Microsoft Windows Server 2003 Datacenter Edition, FreeBSD 4.x