CPU

• Supports Intel® Pentium® 4 processor in the 478 pin package. 
• FSB @ 400/533 MHz (100/133 MHz QDR) 
• Supports 1.3 ~ 2.4GHz and up. 

Chipset 

• SIS® 645DX (702 BGA) Chipset
- Supports 64-bit P4 processors at 533MHz 
- Supports 32-bit AGP 4x/2x slot 
- Supports 64-bit high performance DDR333/DDR266 memory controller 
- Supports bi-directional 16-bit data bus with 533MHz
  bandwidth MuTIOL

• SIS® 961B (371BGA) Chipset
- Supports Dual-IDE ATA 66/100/133 
- AC'97 link controller 
- Low pin count interface for SIO 

FSB 

• FSB @ 400/533 MHz (100/133 MHz QDR)

Main Memory 

- Three 184-pin DDR DIMM sockets 
- Maximum memory size up to 3GB without ECC

Slots 

- One AGP (2x/4x) universal slot 
- Five 32-bit Master PCI slots (PCI v2.2) 
- One CNR (Communication Network Riser) slot 

On-Board IDE 

- Dual IDE controllers integrated in SiS 961B 
- Supports PIO, Bus Master, Ultra DMA 66/100/133 operation 
- Can connect up to 4 IDE devices 
- ATA133 Raid 0, 1, 0+1 supported by Acard Achip ATP865 (Optional) 

Audio

• AC'97 link controller integrated in SiS 961B 
• 6-channel S/W audio codec ALC 650 
- Compliance w/ AC'97 v2.2 spec. 
- Meets PC2001 audio performance requirement 
- Supports SPDIF Out 

Network  

• LAN (RJ-45) Jack 

On-Board Peripherals

On-Board Peripherals include:
• External: 
- PS2 Keyboard + PS2 Mouse 
- USB x 2 
- Parallel + Serial 2 
- Game port + Audio (Mic-in, Line-in, Line-out) 
- RJ45 (LAN) 

• Internal: 
- Front Panel (2 x 5) w/ Intel pin definition 
- Front USB (2 x 5) w/ Intel pin definition x 2 
- Front Audio (2 x 5) w/ Intel pin definition 
- Front IR (2 x 5) w/ Intel pin definition 
- IDE x 4, Floppy, ATX power connector 
- CPU Fan, System Fan, Audio (CD-in) 
- USB 2.0 (2 x 5) x 4 supported by NEC D720100 (Optional)

BIOS

- 2MB AMI BIOS w/ PnP, ACPI, SMBIOS 2.3, Green and Boot Block 
- Provides DMI2.0, WfM2.0, WOR and SMBus for system management. 

Dimension

• 30.5 cm(L) x 23.0 cm(W) ATX Form Factor

Mounting

• 6 mounting holes.