User Guide

3
1-2 Specification
Spec Description
Design
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ATX form factor 4 layers PCB size: 30.5x21.0cm
Chipset
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VIA P4X266A North Bridge Chipset for P4XFA
VIA P4M266 North Bridge Chipset for P4MFA
∗
VIA VT8233A South Bridge Chipset
CPU Socket
(mPGA478B Socket)
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Support Intel Pentium 4 478 Pin package utilizes Flip-Chip
Pin Grid Array (FC-PGA2) package processor
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Support 1.5G
∼
2.2G 478 Pin Pentium 4 processor
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Reserves support for future Intel Pentium 4 processors
Memory Socket
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168-pin SDR SDRAM module socket x1 and 184-pin DDR
Module socket x 2
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Support 1 pcs PC133/PC100 SDRAM Module expandable to
1.0GB, or 2 pcs DDR266/DDR200 DDR Modules Expandable
to 2.0GB
Expansion Slot &
Headers
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AGP slot x1 support AGP 2.0 & 4X mode
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32-bit PCI slot x5
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CNR slot x1
Integrate IDE
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Two PCI IDE controllers support PCI Bus Mastering, ATA
PIO/DMA and the ULTRA DMA 33/66/100/133 functions
that deliver the data transfer rate up to 133 MB/s
VGA
(Only for P4MFA)
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Integrated High Performance & High Quality 3D Accelerator
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Support Ultra-AGPII with 2GB/s bandwidth
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Built-in programmable 24-bit true-color RAMDAC up to
250MHz pixel clock
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Programmable frame buffer size from 8MB and up to 64MB.
Audio
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AC’97 Digital Audio controller integrated
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AC’97 Audio CODEC on board
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Audio driver and utility included
BIOS
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Award 2MB Flash ROM
Multi I/O
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PS/2 keyboard and PS/2 mouse connectors
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Floppy disk drive connector x1
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Parallel port x1
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Serial port x2
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USB connector x2
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USB headers x2 (connecting cable option)
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Audio connector (Line-in, Line-out , MIC & Game Port)