CPU Support

• Supports all 90nm/65nm Intel LGA775 processors
• 45nm ready (Wolfdale & Yorkfield)
• Quad-Core Optimized

Chipset

• Northbridge: Intel P35
  • 533 / 800 / 1066 / 1333MHz front side bus
  • PCI Express x16 for graphics
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• Southbridge: Intel ICH9R
  • Intel High Definition Audio
  • Supports six PCI Express x1 lanes
  • Supports up to twelve USB 2.0 ports
  • Supports six SATA 3.0Gbps ports (with Matrix Storage Technology)
  • Integrated 10/100/1000Mbps MAC

Memory

• Supports four unbuffered DIMM of 1.8 Volt DDR2 SDRAM
• Supports 1066/800/677/533 dual channel DDR2 memory architecture

Storage

• Intel ICH9R Southbridge
  • 6 x SATA 3.0Gbps interface
  • Intel Matrix Storage Technology
  • Supports RAID 0, RAID 1, RAID 0+1, RAID 5, RAID 10
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• JMicron JMB363
  • 1x Ultra ATA 33/66/100/133 (data transfer rate up to 133MB/sec.)
  • 2x SATA 3.0Gbps interface (eSATA)
  • SATA RAID 0, RAID1 and JBOD

Audio

• Intel High Definition Audio (Azalia)
• ADI AD1988BHD Audio CODEC
• Optical and coaxial S/PDIF

Networking

• Marvell 88E8056 PCI Express Gigabit Ethernet
• Realtek RTL8110S PCI Gigabit Ethernet
• ASUS WiFi-AP Solo 802.11g Wireless LAN (Realtek RTL8187L)

IEEE 1394 (FireWire)

• agere FW3227 FireWire-400 controller
• 2x 1394a ports @ 400 Mbps speed

I/O Interface

• 1 x Floppy connector
• 1x Ultra ATA IDE connectors
• 8x SATA connectors (6 x internal, 2 x eSATA)
• 12 x USB 2.0 ports (6 x rear, 4 x header, 2 x reserved)
• 2x IEEE 1394a ports (1 x rear, 1 x header)
• 2x RJ45 LAN port
• 1 x Optical S/PDIF Output
• 1 x Coaxial S/PDIF Output
• 8-Channel Audio I/O ports
• 1 x COM port (header)
• 1 x mini-DIN-6 PS/2 keyboard port

Expansion Slots

• 2x PCIe x16 slots, PCI Express Bus specification v1.1 compliant
• 2x PCIe x1 slots, PCI Express Bus specification v1.1 compliant
• 3x 32-bit PCI slots, PCI 2.3 compliant

Special Features

• ASUS Quiet Thermal Solution
• ASUS Super Memspeed Technology
• All Solid Capacitors

PCB

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