DESCRIPTION 

66/100/133*MHz FSB Slot 1 Based Intel® 440BX ATX Motherboard

PROCESSOR 

133MHz FSB Pentium® III Processors 600/667/733/800+ MHz
100MHz FSB Pentium® III Processors 450/500/550/600 MHz 

100MHz FSB Pentium® II 350/400/450 MHz
66MHz FSB Pentium® II 233/266/300/333 MHz 

66MHz FSB Celeron® Processors 266~300MHz
66MHz FSB Celeron® Processors 300A~433 MHz 

with integrated 128KB full speed L2 cache 

FRONT SIDE BUS OPTIONS 

Available FSB options of 66/ 75/ 81/ 83/ 90/ 95/ 100/ 105/ 110/ 112/ 113/ 115/ 117/ 118/ 120/ 122/ 124/ 126/ 133/ 135/ 137/ 138/ 140/ 142/ 144/ 150/ 155/166MHz 

AUTO PCI CLOCK 

The PCI bus speed is automatically set between 

30MHz and 41MHz regardless of FSB setting. 

ADJUSTABLE CPU CORE VOLTAGE 

CPU Core voltage may be increased in increments of 2.5%, 5%, 7.5%, and 10%. 

CHIPSET 

Intel 82440BX two chip AGPset 

SYSTEM MEMORY 

4 x 168 pin SDRAM DIMM Support up to 1GB (4 x 256MB Modules with 16Mx8/16Mx4 chips only) 

PC100 DIMM support 

Provides ECC (Error Checking Correction) capability 

EXPANSION SLOTS 

5 x 32 bit Bus Mastering PCI slots (v2.1 compliant) 

2 x 16 bit ISA slots (One PCI/ISA Shared slot) 

1 x 32 bit AGP slot (v1.0 compliant) AGP 1x/2x 

TWO ULTRA DMA-33 & 100 IDE PORTS

Supports four independent channels for 8 IDE devices 

Two channels support up to PIO mode 4 & UDMA 33 

Two channels support up to ATA-100 

4 PCI bus mastering ATA E-IDE ports 

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