CPU

• Supports Intel® P4 Northwood/Prescott/P4 Extreme Edition processors.(Socket 478)
• Supports up 3.2GHz/800MHz and higher speed

Memory Speed/CPU FSB Support Matrix

Chipset  

• Intel® 875P Chipset
 - Supports FSB 800/533MHz.
 - Supports AGP 8X interface.
 - Supports ECC memory.
 - Supports Single/Dual Channel DDR 400/333/266 memory up to 4GB.

• Intel® ICH5R Chipset
 - Hi-Speed USB (USB2.0) controller, 480Mb/sec, 8 ports.
 - 2 Serial ATA/150 ports.
 - 2 channel Ultra ATA 100 bus Master IDE controller.
 - PCI Master v2.3.
 - I/O APIC.
 - Supports both ACPI and legacy APM power management.
 - Serial ATA/150 RAID 0 or 1

FSB

• Support 133/200MHz FSB
• Support 533/800MHz Intel NetBurst micro-architecture bus.

Main Memory

• Supports four unbuffered DIMM of 2.5V DDR DRAM.
• Supports up to 4GB memory size with ECC.
• Supports Dual channel DDR 333/400/433/466/500/533 MHz and up.
   (DDR433/466/500/533 are overclocking spec)

Slots

• One AGP slot supports 8x/4x at 0.8V (AGP 3.0) or 4x at 1.5V(3.3V is not supported).
• Five 32-bit v2.3 Master PCI bus slots (support 3.3v/5v PCI bus interface).

On-Board IDE

• Dual Ultra DMA 66/100 IDE controllers integrated in ICH5R.
 - Supports PIO, Bus Master operation modes.
 - Can connect up to four Ultra ATA drives.

• Serial ATA/150 controller integrated in ICH5R.
 - Up to 150MB/sec transfer speeds.
 - Can connect up to two Serial ATA drives.
 - Supports SATA RAID 0 or 1

Audio

• AC97 link controller integrated in Intel ICH5R chipset.
• 7.1 channel audio codec RealTek ALC850.
 - Compliance with AC97 v2.3 Spec.
 Meet PC2001 audio performance requirement.

LAN

• Intel® 82547EI (CSA interface)
 - Integrated Fast Ethernet MAC and PHY in one chip.
 - Supports 10Mb/s, 100Mb/s and 1000Mb/s
 - Compliance with PCI 2.2.
 - Supports ACPI Power Management.

On-Board Peripherals

 - 1 floppy port supports 1 FDDs with 360K, 720K, 1.2M, 1.44M and 2.88Mbytes
 - 1 serial port (COM A)
 - 1 parallel port supports SPP/EPP/ECP mode.
 - 1 Line-In/Line-Out/Mic-In/Real Speaker Out/Center-Subwoofer Speaker Out/SPDIF Out audio
   port
 - 8 USB 2.0 ports (Rear x 4 / Front x 4)
 - 1 RJ-45 LAN jack
 - 1 1394 port, 1 mini 1394 port and 1 IEEE 1394 pinheader

BIOS

• The mainboard BIOS provides "Plug & Play" BIOS which detects the peripheral devices and
  expansion cards of the board automatically.
• The mainboard provides a Desktop Management Interface(DMI) function which records your
  mainboard specifications.

Dimension

• 30.5 cm(L) x 24.4 cm(W) ATX Form Factor

Mounting

• 9 mounting holes.