- CPU LGA775 socket for Intel® Core 2 Quad/Core™2 Extreme / Core™2 Duo /Pentium D / Pentium 4 /Celeron D ProcessorsFSB 1333(Core 2 Duo 1333)/1066/800/533 MHz
- CHIPSET NVIDIA nFORCE 680iSLI C55XE/MCP55PXENorth Bridge:C55XESouth Bridge:MCP55PXE
- MEMORY Dual-channel DDR2 memory architecture4 x 240-pin DDR2 DIMM socket support up to 8 GBSupport DDR2 800/667/533/400 DDR2 SDRAM
- EXPANSION SLOT 2 x PCI Express x16 slot (SLI mode: 16X, 16X)1 x PCI Express x16 slot(third SLI slot in X8 mode)2 x PCI Express x1 slots2 x PCI slots
- STORAGE Support by MCP55PXE1 x Ultra DMA133/100/66/33 port6 x Serial ATA 3.0Gb/s devicesNVIDIA MediaShield™ RAID supports RAID 0, 1, 0+1, 5 and JBOD
- AUDIO Realtek ALC885 support Intel 8-ch HD AudioCompliant with HD audio specification
- IEEE 1394a TSB43AB22A
- DUAL LAN Marvell 88E1116 Gigabit Fast Ethernet PHY x2
- REAR PANEL I/O 1 x PS/2 keyboard & PS/2 mouse connectors6 x USB 2.0 ports2 x RJ45 LAN connectors1 x Audio jack( 6 ports)1 x 1394a port1 x SPDIF out connector
- INTERNAL I/O CONNECTORS & HEADERS 1 x 24-pin ATX Power Supply connector1 x Auxiliary 8-pin +12V connector1 x Auxiliary 4-pin +12V connector1 x FDD connector1 x Serial port header1 x IDE connector6 x Serial ATA 3Gb/s connectors1 x 1394a header1 x SPDIF out header2 x USB 2.0 headers support additional 4 USB 2.0 Ports1 x Front panel switch/LED header1 x Front panel audio header1 x CPU Fan header1 x VREG Fan header1 x NB Fan(C55 Fan) header1 x SB Fan(MCP55 Fan)header2 x Chassis Fan header1 x SYS Fan header1 x Power button/1 x Reset button1 x LPC header
- SYSTEM BIOS Award BIOS with 4Mb Flash ROMSupports Plug and Play 1.0A, APM 1.2, Multi Boot, DMISupports ACPI revision 2.0 specification
- FORM FACTOR ATX Size, 305mm*244mm