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Chapter 1 Product Introduction
2
661M03 Series User Manual
Main Features
Size
mATX form factor of 9.6”x 8.5”
Microprocessor
Supports Intel
®
Pentium
®
4 socket 478 (Willamette/Northwood/Prescott)
processors
Supports Intel
®
Celeron
®
socket 478 (Willamette/Northwood) processors
Supports FSB at 400MHz/533MHz/800MHz
Support Hyper-Threading technology
Chipset
SiS chipset: 661FX (North Bridge) + 963/963L (South Bridge)
System Memory
Two 184-pin DIMM slots
Supports PC 3200/PC 2700/PC 2100 memory
Supports 128/256/512 Mb technology up to 2GB
Onboard IDE
Supports up to 4 independent drives
Supports Ultra DMA 133/100/66
Two fast IDE interfaces supporting four IDE devices, including IDE hard disk
and CD-ROM/DVD-ROM drives
Onboard FDD
One FDD interface
Supports two 3.5” or 5.25” FDDs with 360K/720K/1.2M/1.44M/2.88M format
USB 2.0 Ports:
Supports hot plug
Six USB 2.0 ports (four rear panel ports, one onboard USB headers providing
two extra ports)
Supports wake-up from S1 and S3 mode
Supports USB 2.0 Protocol up to 480 Mbps transmission rate