PCI/PCI-X Family of Gigabit Ethernet Controllers Software Developer's Manual (SDM) 82540EP/EM, 82541xx, 82544GC/EI, 82545GM/EM, 82546GB/EB, and 82547xx
The PCI/PCI-X Family of Gigabit Ethernet Controllers are highly integrated,
high-performance Ethernet LAN devices for 1000 Mb/s, 100 Mb/s and
10 Mb/s data rates. They are optimized for LAN on Motherboard (LOM)
designs, enterprise networking, and Internet appliances that use the
Peripheral Component Interconnect (PCI) and PCI-X bus.