CPU 
• Supports 64-bit AMD® Opteron™, Athlon™ 64 X2 Dual Core, Athlon™ 64 FX, Athlon™ 64 processor (Socket 939)
• Supports up to 4800+ or higher CPU
• Supports AMD® Cool'n'Quiet technology
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Chipset
• ATI®
CrossFire Xpress 1600 (RD480) Chipset
- HyperTransport connection to AMD K8 Athlon 64 processor
- 8 or 16 bit control/address/data transfer both directions
- 1000/800 MHz "Double Data Rate" operation both direction
- Compliant with PCI Express 1.0a specifications
- ATi® CrossFire™ technology support
• ULI® M1573 Chipset
- Supports four channel native SATA controller up to 150MB/s with
RAID 0, 1 or RAID 0+1
- Supports 24KHz/96bit HD audio
- Ultra DMA 66/100/133 master mode PCI EIDE controller
- ACPI & PC2001 enhanced power management
- Supports USB2.0 up to 8 ports
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Main
Memory 
• Supports four unbuffered DIMM of 2.5V DDR SDRAM.
• Supports up to 4GB memory size with or without ECC.
• Supports Dual channel DDR333/400MHz.
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Slots
• Two PCI Express x 16 slots. (supports PCI Express Bus specification v1.0a
compliant)
Dual Graphic mode |
PCI-E 16 X2 (Master) slot is compatible with PCI Express x 8
PCI-E 16 X1 (Slave) slot is compatible with PCI Express x 8 |
Single Graphic mode |
PCI-E 16 X2 (Master) slot is compatible with PCI Express x 16 |
• Two PCI Express x 1 slots. (supports PCI Express Bus specification v1.0a compliant)
• Two 32-bit v2.2 Master PCI bus slots. (support 3.3v/5v
PCI bus interface)
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Audio 
• Azalia link controller integrated in ULi® M1573 chipset
• 8-channel audio codec Realtek ALC880
- Compliance with HD Audio (Azalia) 1.0 spec
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LAN 
• Realtek® 8110SB LAN chipset
- Integrated Fast Ethernet MAC and PHY in one chip
- Supports 10Mb/s, 100Mb/s and 1000Mb/s.
- Compliance with PCI v2.2
- Supports ACPI Power Management
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IEEE1394 
• VIA® 6306 chipset
- Supports up to three 1394 ports. (Rear panel x1, pinheader x2)
- Transfer rate is up to 400Mbps
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Internal I/O Connectors
- ATX 24-Pin power connector
- 8-pin ATX 12V power connector
- 4-pin GPU power connector
- CPU / System / Power FAN connectors
- CD-In connector
- Front panel connector
- Front panel audio connector
- 1 x Floppy disk drive connector
- 4 x Serial ATA connectors
- 2 x ATA133 HD connectors
- 2 x IEEE 1394 connectors support additional 2 ports
- 2 x USB 2.0 connectors support additional 4 ports
- Chassis intrusion switch connector
- IrDA infrared module header
- Clear CMOS
Jumper
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Back Panel I/O Ports 
- 1 x PS/2 Keyboard
- 1 x PS/2 Mouse
- 1 x Parallel
- 1 x Serial port
- 1 x SPDIF Out (Coaxial)
- 1 x 6 in 1 Audio jack (S/SPDIF out)
- 4 x USB 2.0
- 1 x IEEE1394
- 1 x RJ45 LAN Jack
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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.
• Supports boot from LAN, USB Device 1.1 & 2.0, and SATA HDD.
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Dimension
• 30.5cm(L) x 24.5cm(W) ATX Form Factor.
Mounting
• 9 mounting holes.
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