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PCI-X/PCI slots. Four 64-bit/100MHz PCI-X slots and two 32-bit/ 33MHz PCI expansion slots support bus master PCI-X/PCI cards.

Intel® 82540EM 32-bit PCI Gigabit Ethernet controller. This LAN controller provides a 32-bit interface and supports 10/100/1000 Mbps data transfer rates.

21Intel® 82545GC 64-bit PCI-X Gigabit Ethernet controller. This LAN controller is integrated Ethernet LAN component that supports 10/100/1000Mbps data rates. The 82544GC is optimized for LAN on Motherboard (LOM), enterprise networking, and Internet appliances that use a PCI or PCI-X bus. The controller provides a 32/64-bit 33/66MHz interface to the PCI bus that supports PCI Specification Rev. 2.2, and to the PCI-X extension to the PCI Local Bus Rev. 1.0a at clock rates of up to 133MHz.

22PS/2 mouse port. This green 6-pin connector is for a PS/2 mouse.

23Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices.

24RJ-45 port (for 32-bit LAN). This port allows connection to a Local Area Network (LAN) through a network hub. This port is supported by the 32-bit Intel® 82540EM LAN controller.

25RJ-45 port (for 64-bit LAN). This port allows connection to a Local Area Network (LAN) through a network hub. This port is supported by the 64-bit Intel® 82544GC LAN controller.

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Video port. This port is for a VGA monitor or other VGA-compatible devices.

Serial port. This 9-pin COM1 port is for pointing devices or other serial devices. A COM2 interface is also available. See section “2.8 Connectors.”

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USB 1.1 ports 1 and 2. These 4-pin Universal Serial Bus (USB) ports are available for connecting USB devices.

PS/2 keyboard port. This purple 6-pin connector is for a PS/2 keyboard.

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Chapter 1: Product introduction