Mainboard User's Manual
Key Features
The key features of this mainboard include:
Socket-478 Processor
The PGA Socket 478
Supports Intel Pentium 4 series CPUs
Supports up to 400/533 MHz Front-Side Bus
(only SiS651 NB supports 533MHz)
Chipset
There are SiS650/650GL/651 Northbridge and SiS961/962
Southbridge in this chipset in accordance with an innovative and
scalable architecture with proven reliability and performance. Here
is a list of the chipset arrangement and their respective features:
Northbridge
Southbridge Function
SiS650
SiS961
SiS650GL
SiS961
SiS651
SiS962
Memory Support
Two 168-pin DIMM slots for SDRAM memory modules
Two 184-pin DIMM slots for DDR memory modules
Support SDRAM up to 133 MHz /DDR up to 333MHz (for
SiS962 SB only) memory bus
Maximum installed memory is 2GB
Notice: You can NOT use SDRAM and DDR simultaneously.
Expansion Slots
One AMR slot for a special audio/modem riser card
One 2x/4xAGP slot for AGP 2.0-compliant interface
(except when SiS650GL NB is installed)
Two 32-bit PCI slots for PCI 2.2-compliant bus interface
2
CPU FSB: 400MHz; Ultra DMA
ATA100; DDR266
CPU FSB: 400MHz; Ultra DMA
ATA100; DDR266, without
AGP 4x slot
CPU FSB: 533MHz; Ultra
DMA ATA133; DDR333,
and USB2.0