CPU

Intel® Quad-core CPU Ready
LGA775 socket for Intel® Core™2 Extreme / Core™2 Duo / Pentium® Extreme / Pentium® D / Pentium® 4 / Celeron® D Processors
Compatible with Intel® 05B/05A/06 processors
Intel® Hyper-Threading Technology ready
* Refer to www.asus.com for Intel CPU support list
* Please update the latest BIOS to support Intel Quad-core CPU

Chipset

Intel® P965 / ICH8R with Intel® Fast Memory Access Technology

Front Side Bus

1066 / 800 / 533 MHz

Memory

4 x DIMM, max. 8GB, DDR2 800 / 667 / 533 MHz, non-ECC, un-buffered memory
Dual channel memory architecture
* Refer to www.asus.com or user manual for Memory QVL (Qualify Vendor List)

Expansion Slots

1 x PCI-E x16
1 x PCI-E x4
1 x PCI-E x1
3 x PCI 2.2

Storage

Southbridge
 - 6 x SATA 3.0 Gb/s ports
 - Intel Matrix Storage Technology supports  RAID 0, 1, 5 and 10.
JMicron® JMB363 PATA and SATA controller
 - 1 x UltraDMA 133/100/66 for up to 2 PATA devices
 - 1 x Internal SATA 3.0 Gb/s port
 - 1 x External SATA 3.0 Gb/s port (SATA On-the-Go)
 - Support SATA RAID 0, 1 and JBOD (by 1x External SATA & 1x Internal SATA)

LAN

Marvell® PCI-E Gigabit LAN controller featuring AI NET 2

Audio

ADI® AD1988A 8-channel High Definition Audio CODEC
 - Support Jack-Sensing, Enumeration, Multi-streaming and Jack-Retasking
 - Coaxial / Optical S/PDIF out ports at back I/O
 - ASUS Noise Filter

IEEE 1394

TI® 1394a controller supports 2 x IEEE 1394a ports (one at mid-board; one at back panel)

USB

10 x USB 2.0 ports (6 ports at mid-board, 4 ports at back panel)

ASUS AI Lifestyle Features

ASUS Quiet Thermal Solution:
 - ASUS AI Gear
 - ASUS AI Nap
 - ASUS Fanless Design: Stack Cool 2
 - ASUS Q-Fan 2
ASUS Crystal Sound:
 - ASUS Noise Filter
ASUS EZ DIY:
 - ASUS Q-Connector
 - ASUS O.C. Profile
 - ASUS CrashFree BIOS 3
 - ASUS EZ Flash 2
 - ASUS Power LED

Other ASUS Special Features

ASUS MyLogo 2
Multi-language BIOS

Overclocking Features

Intelligent overclocking tools:
 - AI NOS™ (Non-delay Overclocking System)
 - AI Overclocking (intelligent CPU frequency tuner)
 - ASUS PEG Link - Automatically performance tuning for graphics card
 - ASUS AI Booster utility
Precision Tweaker:
 - vCore: Adjustable CPU voltage at 6.25mV increment
 - vDIMM: 13-step DRAM voltage control
 - vChipset: 4-step Chipset voltage control
SFS (Stepless Frequency Selection)
 - FSB tuning from 100MHz up to 650MHz at 1MHz increment
 - Memory tuning from 533MHz up to 1066MHz
 - PCI Express frequency tuning from 100MHz up to 150MHz at 1MHz increment
Overclocking Protection:
 - ASUS C.P.R.(CPU Parameter Recall)

Back Panel I/O Ports

1 x PS/2 Keyboard
1 x PS/2 Mouse
1 x Serial port
1 x S/PDIF Out (Coaxial + Optical)
1 x External SATA
1 x IEEE1394a
1 x RJ45 port
4 x USB 2.0/1.1
8-Channel Audio I/O

Internal I/O Connectors

3 x USB connectors support additional 6 USB ports
1 x Floppy disk drive connector
1 x IDE connector
7 x SATA connectors
1 x CPU Fan connector
3 x Chassis Fan connector
1 x Power Fan connector
1 x IEEE1394a connector
Front panel audio connector
1 x Azalia Digital Header
1 x S/PDIF Out Header
Chassis Intrusion connector
CD audio in
24-pin ATX Power connector
2x 4-pin EATX 12V Power connector
System Panel

BIOS

8 Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.3, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2,  ASUS CrashFree BIOS 3

Manageability

WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE

Accessories

UltraDMA 133/100/66 cable
FDD cable
SATA cables
SATA power cables
I/O Shield
User's manual
USB2.0 port module
3 in 1 Q-connector
IEEE1394 port module

Support CD

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

Form Factor

ATX Form Factor, 12"x 9.6" (30.5cm x 24.4cm)