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Motherboard User’s Guide
Chapter 1 Introduction
This motherboard has onboard AMD Athlon XP/Sempron processors with
front-side bus speed 333 MHz.
This motherboard has the SiS741GX Northbridge and SiS964L Southbridge
that supports the AC’ 97 audio codec, the Ultra DMA 133/100/66 function, and
the built-in USB 2.0 providing higher bandwidth. It implements Universal
Serial Bus Specification Revision 2.0 and is compliant with UHCI 1.1 and
EHCI 0.95.
It has two 32-bit PCI slots, one 8X AGP slot, one CNR (Communications and
Networking Riser) slot, and supports the onboard 10BaseT/100BaseTX
Network interface (optional). In addition, this motherboard has a full set of I/O
ports including two PS/2 ports for mouse and keyboard, one serial port, one
VGA port, one parallel port, three audio jacks for line-in, line-out and micro-
phone, four back-panel USB2.0 ports. Two onboard USB headers provide
additional USB2.0 ports by connecting the Extended USB Module to the
motherboard.
This motherboard is a Micro ATX size motherboard and has power connectors
for an ATX power supply.
Key Features
The key features of this motherboard include:
Processor Support
• Supports onboard AMD Athlon XP/ Sempron processors
• Supports up to 333 MHz Front-Side Bus
Chipset
There are SiS741GX Northbridge and SiS964L Southbridge in this chipset in
accordance with an innovative and scalable architecture with proven reliability
and performance.
• Supports AMD Athlon XP/Sempron CPU with FSB up to 333 MHz,
and Synchronous/ Quasi-synchronous Host-to-DRAM Timing
• Supports 333/266 DDR SDRAM and high performance unified memory
controller optimizing the DRAM bus utilization
• Supports AGP 8X/4X Interface w/ Fast Write Transaction
Model Northbridge Southbridge Function
M863G SiS 741GX 964L CPU FSB: 333MHz,
DDR333/266
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