Interface
Socket 478

Chipset Type
SIS 645DX

Chipset Description
SIS 645DX / 961B chipset
Supports 533/400 MHz FSB

Form Factor
ATX

Memory Type
DDR333 SDRAM

Memory Description
Three DDR333/266 2.5V DIMM sockets support up to 3 GB
184-pin PC2700/PC2100 non-ECC, unbuffered DDR SDRAM memory

Expansion Slots
Six 32-bit Bus Mastering PCI slots (V2.2 compliant)
One AGP Pro slot (support 1x/2x/4x mode with 1.5v and 3.3v)

Expansion Slot Types
Six 32-bit Bus Mastering PCI slots

IDE Type
UDMA 66/100/133

IDE Description
Four independent channels for eight IDE devices (two for IDE-RAID)
Supports up to PIO Mode 5 and UDMA 66/100/133
Two PCI bus mastering ATA E-IDE ports

Audio Description
On board CMI 8738 audio chip to provide 6 channels audio solution
Supports optical and coaxial SPDIF outputs

IO Port Description
Two RS-232 serial ports (16550 UART compatible)
One parallel printer port (SPP/EPP/ECP mode)
One FDD port (Supports 3 mode, 1.2/1.44/2.88 MB FDD
Provides IrDA/FIR ports with optional cable for transceiver
Provides 6 USB 1.1 ports (2*rear, 4*pin header)
* USB 2.0 enabled through the FREE PCI card included in the package

IO Connection Description
PS/2 Mini-DIN mouse & keyboard ports
Two USB ports
0ne RJ45 connector
Two D-Sub 9-pin male serial ports
One D-Sub 25-pin female printer port
Audio I/O: LINE-Outx1 , LINE-Inx1, MIC JACK x1
One game port

BIOS Description
Award PCI BIOS with ACPI function
Supports multiple-boot from E-IDE/SCSI/CD-ROM/FDD/LS120/ZIP
2 Mbyte Flash ROM

Health Monitoring Description
On-board voltage monitors for +3.3V, +5V, +12V, VCORE,
CPU fan speed monitor
CPU temperature monitoring through flexible thermal sensor

Dimension Description
Four layers, 30.5 cm x 23 cm (12” x 9.05”)
ATX form factor

Certification
FCC Class B and CE EMI Regulation Compliant

Compatibilities
WinXP / Win2000 / WinNT / WinME / Win98SE / Linux

Warranty
All SOYO products are designed to offer stability and flexibility, and are tested to ensure highest reliability. We offer a 1 year limited warranty on this SOYO product.

Package Contents
Bonus SPDIF Audio Connector
Bonus Sigma Box (SB-P4SX) featuring 4 front USB 2.0 ports
Bonus USB 2.0 PCI Add On Card
Bonus 8-in-1 CD including Norton Anti-Virus 2002, Ghost 2002, Adobe ActiveShare, Acrobat Reader, Acrobat eBook Reader, WinDVD 2000, and trials/samples of AutoSave and Imagemore
Three (3) BONUS ATA-133 IDE cables