GMABooster Power Plan Assistant, a component capable of realtime switching of GMA core clock based on a selected Windows Vista/7 Power Plan; ability to switch between 166/200/250/400 MHz without any limitations (no need to restart a computer in order to reset GMA core clock back to its default value); new Quick Preset for 166 MHz (Quick Presets for 166/200/250/400 MHz are available via Windows Start Menu and may be used to apply desired setting automatically on Windows startup).
Supported operating systems: Windows XP 32 bit (all editions*), Windows Vista 32 bit (all editions), Windows 7 beta 32 bit.
*Prerequisite for Windows XP operation: Microsoft .NET Framework version 2.0 or higher.
You may google to get a download link for .NET Framework or just get it here.
Supported chipsets: Intel 945GM/GME/GMS/GSE and 943/940GML/GU Express featuring GMA 950.
Supported devices: Asus EEE PC family, MSI Wind family, netbooks/nettops by Acer, Dell, HP, LG, Samsung and more.
(Not every device may be supported; please check Your specific device's technical specs for a compatible chipset).
The results for 166 vs. GMABooster-offered 400 MHz mode in a world class benchmark 3DMark '06 (packed screenshots) - get here.