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The VIA ProSavage™ KN400 is the next generation chipset designed to bring high-end desktop performance to the mobile AMD Athlon™ XP-M Processors. The low power VIA ProSavage™ KN400 provides a highly balanced and scalable platform for a complete spectrum of thin and light mobile designs.

Marked by a complete redesign from the ground up, the VIA ProSavage KN400 now boasts a slew of integrated features that blurs the line between mobile and desktop computing. Featuring the integrated S3 Graphics UniChrome™ 2D/3D AGP graphics core with built-in motion compensation and MPEG-2 acceleration, the VIA ProSavage KN400 delivers stunning video quality for key mobile digital media applications such as DVD playback. Furthermore, with its flexible 200/266/333 Mhz front side bus settings, the KN400 supports the complete range of mobile AMD Athlon processors including the latest AMD Athlon XP-M processor 2400+ based on the "Barton" core. Versatility being the key, the high performance of the KN400 with its high-speed memory controller can be married to the full selection of DDR memory types as well as a host of advanced connectivity and multimedia features including USB 2.0 and six-channel VIA Vinyl™ AC'97 audio.

The VIA ProSavage KM400 North Bridge is connected to the VIA VT8235CE or VIA VT8237 South Bridge through a fast 8X V-Link connection which provides a dedicated 533MB/s bus between the North and South bridge. Additionally, with an integrated VIA MAC for 10/100Mbps Fast Ethernet connectivity as well as integrated PCI support, the VT8235CE and VIA VT8237 provide unrivaled connectivity and multimedia functionality on the mobile platform.




































Features

·Supports AMD Athlon™ XP and AMD Duron™ Processors
·200/266/333MHz Front Side Bus
·S3 Graphics UniChrome™ 2D/3D Graphics with motion compensation
·Support for AGP 2X/4X/8X
·8X V-Link 533MB/s High Bandwidth North/South Bridge Interconnect
·Integrated 6-channel Surround Sound AC'97 Audio
·Integrated MC'97 Modem
·Integrated 10/100Mbps Fast Ethernet MAC
·Support for Serial ATA (up to 2 devices)
·Support for ATA-33/66/100/133 (up to 2 devices)
·Support for USB 2.0, eight USB ports, UHCI compliant
·Advanced power management capabilities including ACPI/OnNow
·552-pin HSBGA VIA VT8378 North Bridge
·539-pin BGA VIA VT8237 or VT8235CE (pin-to-pin compatible) South Bridge

Benefits

Integrated UniChrome™ Graphics
The VIA ProSavage KN400 comprises integrated UniChrome™ 2D/3D graphics optimized for key productivity applications as well as DVD and video playback through a hardware MPEG-2 accelerator, and features DuoView™ functionality for an extended desktop, making it the perfect chipset for corporate notebooks based on the AMD Athlon™ XP processor.

Low Power Consumption
DDR Memory operates at only 2.5V offering an immediate reduction in power consumption. The VIA ProSavage KN400 is also fully compliant with AMD PowerNow! Version 2.0 realising the benefits of dynamic power management and extending battery life even further.


Unified Hyperion 4-in-1 Drivers
VIA’s unified approach to chipset drivers has been maintained for eight generations of chipsets, allowing end-users to benefit from high performance and seamless compatibility when using any Microsoft Windows® operating system.


VIA Support and Reliability

VIA ProSavage chipsets benefit from the most advanced design, manufacturing and testing processes yielding the industry's most reliable and stable system platforms. A comprehensive and unified driver set minimizes compatibility problems and deployment risks for corporate customers













































Official Press release

VIA Launches KN400 Chipset to Support Mobile AMD Athlon™ XP-M Processors

Low power VIA ProSavage™ KN400 provides a highly balanced and scalable platform for a complete spectrum of high performance desktop replacement and thin and light notebook designs

Taipei, Taiwan, 12 March 2003 - VIA Technologies, Inc., a leading innovator and developer of silicon chip technologies and PC platform solutions, today announced the launch of the VIA ProSavage KN400 chipset supporting the new mobile AMD Athlon XP-M processor.

Featuring the integrated S3 Graphics UniChrome 2D/3D AGP graphics core with built-in MPEG-2 acceleration, the VIA ProSavage KN400 chipset has been designed from the ground up to deliver stunning video quality for key mobile digital media applications such as DVD playback. With its flexible 200/266/333MHz Front Side Bus settings, the KN400 is optimized to run the complete range of mobile AMD Athlon XP-M processors, including the latest AMD Athlon XP-M processor 2400+ based on the "Barton" core. Performance and versatility are further enhanced by support for a full selection of DDR memory types, as well as a host of advanced connectivity and multimedia features including USB 2.0 and six-channel audio.

"The KN400 provides the most flexible and scalable platform for the new AMD Athlon XP-M processor," commented Richard Brown, Associate Vice-President of Marketing, VIA Technologies, Inc. "With its low power consumption and highly integrated feature set, the KN400 enables a full range of innovative new mobile designs, ranging from high performance, feature-rich desktop replacements to ultra-portable thin and light systems."

VIA ProSavage KN400
The VIA ProSavage KN400 is a low power yet highly integrated chipset for the AMD Athlon XP-M processor. In addition to a built-in S3 Graphics UniChrome 2D/3D AGP graphics core with motion compensation and integrated hardware MPEG-2 acceleration for rich DVD performance, the KN400 North Bridge features support for a full range of DDR200/266/333/400 SDRAM types through its high-speed memory controller.

The KN400 North Bridge is connected to the VT8235CE South Bridge or the forthcoming pin compatible VT8237 South Bridge through a fast 8X V-Link 533MB/s connection. With an integrated VIA MAC for 10/100Mbps Fast Ethernet connectivity, and six-channel VIA Vinyl AC'97 audio, as well as ATA-133 and USB 2.0 support, the VT8235CE provides unrivaled connectivity and multimedia functionality on a mobile platform.

The VIA ProSavage KN400 is shipping in volume quantities now; pricing information is available on request.
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