CPU

• Intel® Socket 775 Core™2 Quad/Core™2 Extreme/Core™2 Duo/Pentium® dual-core/Celeron® processors
• Support Intel® 45nm Multi-Core CPU

Chipset

• Intel® P45 / ICH10R with Intel® Fast Memory Access (FMA) support

Front Side Bus

• 1600/1333/1066/800 MHz

Memory

• 4 x DIMM, Max. 16 GB, DDR2 1300/1200/1066/800/667 Non-ECC,Un-buffered Memory
• Dual Channel memory architecture
• *Refer to www.asus.com or user manual for the Memory QVL (Qualified Vendors Lists).
• *When installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Hence, a total installed memory of less than 3GB is recommended.

Expansion Slots

• 1 x PCIe 2.0 x16
• 3 x PCIe x1
• 2 x PCI

Storage

• Southbridge
• 5 xSATA 3 Gb/s ports
• Intel® Matrix Storage Technology Support RAID 0,1,5,10
• JMicron® JMB361 SATA & PATA controllers:
• 1 x Ultra DMA 133 / 100 / 66 for up to 2 PATA devices
• 1 x External SATA 3Gb/s port (SATA On-the-Go)
• Silicon Image Sil5723 (Drive Xpert technology):
• 2 x SATA 3Gb/s ports
• Supports EZ Backup and Super Speed functions
• *Drive Xpert function is available only when the hard disk drives are set as data drives.
• **Due to the Windows XP/ Vista limitation, the RAID array with the total capacity over 2TB cannot be set as a boot disk. A RAID array over 2TB can only be set as a data disk only. For more information, please refer to http://support.microsoft.com/kb/946557/en-us

LAN

• Atheros® L1E Gigabit LAN controller featuring AI NET 2

Audio

• VIA® VT1708S 8 -Channel High Definition Audio CODEC
• DTS Surround Sensation UltraPC
• - Support Jack-Detection and Multi-Streaming
• - Optical S/PDIF_OUT port at back I/O
• - ASUS Noise-Filter

IEEE 1394

• VIA® VT6315N controller supports 2 x 1394a ports (1 port at mid-board; 1 port at back panel)

USB

• 12 USB 2.0 ports (6 ports at mid-board; 6 ports at back panel)

ASUS Unique Features

• ASUS Exclusive Features:
• - ASUS 8-Phase Power Design
• - ASUS Express Gate
• ASUS Power Saving Solutions:
• - ASUS EPU
• ASUS Quiet Thermal Solutions:
• - ASUS Fanless Design: Stylish Heatsink Solution
• - ASUS Fan Xpert
• ASUS EZ DIY:
• - ASUS Drive Xpert
• - ASUS CrashFree BIOS 3
• - ASUS Q-Shield
• - ASUS Q-Connector
• - ASUS O.C. Profile
• - ASUS EZ Flash 2

Overclocking Features

• Intelligent overclocking tools
• - AI Overclocking (intelligent CPU frequency tuner)
• - TurboV
• - Turbo Key
• Precision Tweaker 2
• - vDIMM: 64 -step DRAM voltage control
• - vCore: Adjustable CPU voltage at 0.00625V increment
• - vChipset 55-step Chipset voltage control
• - vCPU PLL: 64-step CPU PLL voltage control
• - vFSB Termination: 35-step reference voltage control
• SFS (Stepless Frequency Selection)
• - FSB tuning from 200MHz up to 800MHz at 1MHz increment
• - PCI Express frequency tuning from 100MHz up to 180MHz at 1MHz increment
• Overclocking Protection
• - ASUS C.P.R.(CPU Parameter Recall)

Special Features

• 100% All High-quality Conductive Polymer Capacitors!
• ASUS MyLogo 2

Back Panel I/O Ports

• 1 x PS/2 Keyboard port (purple)
• 1 x PS/2 mouse port (green)
• 1 x Optical S/PDIF Output port
• 1 x IEEE 1394a port
• 1 x External SATA port
• 1 x LAN (RJ45) port
• 6 x USB 2.0/1.1 ports
• 8-channel Audio I/O ports

Internal I/O Connectors

• 3 x USB connectors support additional 6 USB ports
• 1 x IDE connector
• 1 x COM connector
• 5 x SATA connectors (red)
• 2 x Drive Xpert SATA connectors (orange and white)
• 1 x CPU Fan connector
• 2 x Chassis Fan connectors
• 1 x Power Fan connector
• 1 x IEEE1394a connector
• Front panel audio connector
• 1 x S/PDIF Out Header
• Chassis Intrusion connector
• CD audio in
• 24-pin ATX Power connector
• 8-pin ATX 12V Power connector
• System Panel (Q-Connector)

BIOS

• 8 Mb Flash ROM
• AMI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.5, ACPI 3.0, ASUS EZ Flash 2, ASUS CrashFree BIOS 3

Manageability

• WOL by PME,WOR by PME,WOR by Ring,Chasis Intrusion,PXE

Accessories

• User's manual
• 1 x UltraDMA 133/100/66 cable
• 4 x SATA cable
• 2 in 1 Q-connector (USB, System panel; Retail version only)
• 1 x ASUS Q-Shield
• *The floppy disk drive cable is purchased separately.

Support Disc

• Drivers
• ASUS PC Probe II
• Express Gate
• ASUS AI Suite
• Anti-virus software (OEM version)
• ASUS Update

Form Factor

• ATX Form Factor
• 12 inch x 9.2 inch ( 30.5 cm x 23.4 cm )