Host Interface
- Supports Intel® Pentium 4 Hyper-Threading processor
- FSB 800MHz w/ 2X Address and 4X Data Rate
- 12 Outstanding Transactions support
- Quasi-Synchronous/Asynchronous Host/DRAM Timing support
- Supports 2M/4M/8M/16M TSEG SMRAM
- Supports Dynamic Bus Inversion.

DRAM Controller
- DDR400/DDR333/DDR266 Support
- Supports Up to 2 un-buffered DIMMs DDR400
- Supports Up to 3 un-buffered DIMMs DDR333/266
- Up to 1GB per DIMM with 512Mb tech.
- Dynamic Clock Enable (CKE) control placing the Memory into Suspend to DRAM state.

AGP 3.5 and AGP 2.0 Compliant
- AGP 8X/4X Mode Support
- Fast Write Support
- Support 1.5V interface only

DX9 S/W Compliant

High performance 256Bit 3D/128Bit 2D Graphic Engine
- 2 pixel rendering pipelines and 4 texture units per cycle (2P4T)
- Up to 200 MHz ECLK

SiS Ultra-AGPII™ Technology w/ up to 3.2GB/s Data Transfer Rate
- Successor of Ultra-AGPII™ Technology and double the bandwidth up to 3.2GB/s with DDR400
- AGP 8X equivalent bandwidth for 3D/2D/Video

Advanced Hardware Acceleration for DVD playback

Dual 12-bit DDR Digital Interface for Digital LCD/TV-OUT support
- NTSC/PAL TV-OUT
- LCD Monitor
- Dual view function support for LCD-TV,LCD-CRT or CRT-TV

Built-in high performance 333MHz RAMDAC

Graphics support mode
- CRT highest resolution mode: 2048x1536x32@75NI
- LCD highest resolution mode: 1600x1200x32@ 60NI
- TV highest resolution mode: 1024x768x32@60NI

SiS MuTIOL® 1G Delivering 1GB/s Bandwidth
- Proprietary Interconnect between SiS661FX and SiS964
- Bi-Directional 16-bit Data Bus at 533MHz Operating Frequency

SiS964 MuTIOL® 1G Media I/O

SiS MuTIOL® 1G Delivering 1GB/s Bandwidth
- Proprietary Interconnect between SiS north bridge and SiS964
- Bi-Directional 16 bit Data Bus at 533MHz Operating Frequency

Integrated Serial Host Controller
- Provides 2 independent ports for SATA, compliant with Serial ATA 1.0 Specification with transfer rate 150MB/s
- Support RAID 0, 1 and JBOD

USB 2.0/1.1 Host Controller
- One EHCI USB 2.0 Controller and 3 OHCI USB 1.1 Controllers
- Supports Total 8 USB 2.0/1.1 Ports
- Supports USB 2.0 High-Speed Device @480 Mb/s Transfer Rates

Fast Ethernet Controller with MII Interface
- Supports 10/100Mb Fast Ethernet with External PHY

Supports 6 Channels AC'97 Rev.2.3 Audio and V.90 Software Modem
Advanced Power Management:ACPI 1.0b and APM 1.2 Compliant
Dual IDE Channels with ATA 133/100
Supports Up to 6 PCI Masters
LPC 1.1 Interface
Integrated Keyboard/PS2 Mouse Controller