Form Factor:
• ATX

Processor:
• Support for Intel® Pentium® Processor Extreme Edition (in an LGA775 socket with a 800 MHz system bus)
• Support for Intel® Pentium® Processor Extreme Edition (in an LGA775 socket with a 800 MHz system bus)
• Support for Intel® Pentium® 4 Processor supporting Hyper-Threading Technology† (in an LGA775 socket with an 800 MHz system bus)

Memory:
• Four 240-pin DDR2 SDRAM DIMM sockets
• Support for 667 and 533 MHz DDR2 DIMMs
• Support for up to 8 GB of system memory
• Support ECC and non-ECC memory

Chipset:
• Intel® 955X Express Chipset

I/O Control:
• LPC Bus I/O controller

Audio:
• Intel® High Definition Audio subsystem

Video:
• One PCI Express* x16 bus add-in card connector supporting PCI Express x16 graphics cards

LAN Support:
• Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel® 82573E/82573V/82574V Gigabit Ethernet Controller

Peripheral Interfaces:
• Eight USB 2.0 ports
• One serial port
• One parallel port
• Four Serial ATA interfaces with RAID support
• One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support
• One diskette drive interface
• PS/2* keyboard and mouse ports

Expansion Capabilities:
• Three PCI Conventional* bus add-in card connectors (SMBus routed to PCI Conventional bus connector)
• One PCI Express x16 bus add-in card connector
• One Secondary PCI Express x16/x4 bus add-in card connector
• One PCI Express x1 bus add-in card connectors