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Enabling a New Generation of Mobile AMD64 Processor-Based Notebooks for Digital Lifestyles on the Go

This product is available fully ROHS-compliant.

The VIA K8N800 Mobile chipset is a high-performance, low-power IGP chipset optimized for the complete range of Mobile AMD Athlon™ 64 and Mobile AMD Sempron™ processors, delivering the performance, connectivity and advanced power management features required for today’s thin and light, high-performance notebooks. The powerful AMD64 platform combined with leading chipset, graphics and digital media technologies of the VIA K8N800 creates an exceptional computing and entertainment experience anywhere.

At the heart of the VIA K8N800 North Bridge lies the VIA Chrome® Pro IGP, delivering a rich visual experience through the implementation of innovative features such as integrated MPEG-2 hardware acceleration for flawless digital media playback and a dual pixel pipeline, 128 bit 2D/3D engine with support for up to 64MB of shared 64/128bit DDR memory for robust multimedia and productivity performance. The VIA K8N800's highly flexible and scalable architecture also allows support for an external AGP graphics chip.

The VIA K8N800 supports AMD PowerNow!™ Technology to help ensure efficient power usage and longer battery life, as well as lower heat dissipation and quieter operation.

VIA's ground breaking Hyper8™ technology provides a fast 800MHz/16-bit HyperTransport link between the VIA K8N800 North Bridge and AMD Turion™ 64 mobile processors, Mobile AMD Athlon™ 64 or Mobile AMD Sempronä processors, achieving lightening fast data transfers speeds of up to 6.4GB/s.

Combined with the VIA VT8237R Plus South Bridge, the VIA K8N800 chipset provides a comprehensive range of high-performance integrated multimedia, connectivity and storage interface technologies available on the market today. The VIA VT8237R Plus supports both new high-speed Serial ATA Hard Drives as well as Parallel ATA-133 devices, and provides a host of high-bandwidth connectivity options, including support for the VIA Gigabit Ethernet companion chip, integrated 10/100Mbps Fast Ethernet and up to eight high-speed USB 2.0 ports. The VIA VT8237R Plus also supports the VIA Vinyl™ Multi-channel Audio Suite, offering the option of superlative integrated 6- or 8-channel surround sound.

Features of VIA K8N800

VIA K8N800
North Bridge  
Processor Support AMD Mobile AMD Athlon™ 64 / Mobile AMD Sempron™ processors
Front Side Bus 800MHz HyperTransport Bus Link
Memory Support 64/128-bit Dual Channel DDR memory controller integrated directly into processor
Graphics / Video Integrated VIA Chrome® Pro IGP
- Dual pixel pipelines
- 128-bit 2D/3D engine
- 200MHz engine clock speed
- 16-64MB shared memory

Optional external AGP 8X/4X port

MPEG-2 hardware acceleration

South Bridge VIA VT8237R Plus
North/South Bridge Link V-Link (533MB/sec)

VIA Vinyl™ 6-channel Audio (AC'97 integrated)

VIA Vinyl™ Gold 8-channel Audio (PCI companion controller)


VIA Velocity™ Gigabit Ethernet (PCI companion controller)

VIA integrated 10/100 Fast Ethernet

Modem MC'97
PCI Devices/Slots

6 slots


Dual Channel Serial ATA supports 2 SATA devices

SATALite™ interface for two additional SATA devices (4 total)

V-RAID RAID 0, RAID 1, and RAID 0+1* & JBOD (SATA)
PATA Parallel ATA133 (up to 4 devices)
USB 8 ports
I/O Protocols I/O APIC / LPC Super I/0
Power Management ACPI/APM/PCI/PM

Benefits of VIA K8N800

Integrated Graphics Technology
The VIA Chrome® Pro IGP delivers exceptional integrated graphics and video playback performance for the latest 3D and digital media applications, without the need for an expensive external AGP graphics card. Integrated MPEG-2 hardware acceleration ensures flawless digital video playback, while reducing workload on the processor and extending battery life, ensuring users can enjoy a truly mobile entertainment experience.

VIA Hyper8™ Technology
VIA's ground breaking Hyper8™ technology provides a full 16-bit/800MHz on upstream and downstream buses of HyperTransport link between the VIA K8N800 North Bridge and next generation 64-bit compatible platforms based around AMD Turion™ 64, Mobile AMD Athlon™ 64 and Mobile AMD Sempron™ processors, achieving data transfers speeds of up to 6.4GB/s.

VIA Vinyl Multichannel Audio Suite
Delivering rich, warm surround sound at resolutions as high as 24/96 through up to six- or eight-channel outputs, the VIA Vinyl Audio 6-channel surround sound and VIA Vinyl Gold Audio 8-channel surround sound enables crisp, clear performance, representing the highest levels of audio quality in a mainstream integrated solution.

Unified VIA Hyperion 4in1 Drivers
VIA's unified approach to drivers has been established for eight generations of chipsets, allowing end users to benefit from seamless hardware and software compatibility.

* RAID Level 0+1 requires four Serial ATA drives; support for the two additional drives can only be implemented with two external Serial ATA ports enabled through a SATALite PHY.

Block Diagram



VIA K8 Series chipset comparison chart / Download printer friendly .pdf version
VIA K8N800 press release
VIA K8 Series presentation
Hyper8™ Technology
Achieving the full performance potential of the chipset. » Learn more ...
VIA K8N800 image kit

Tech Support

If you should have problems or questions setting up or running your VIA product, we offer comprehensive technical support here and you can find the latest device drivers, as well as helpful forums to discuss and solve your problems.

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