The ClockGen serie consists in a set of overclocking software that allow to change the clock of some of your system devices on-the-fly : CPU, memory, AGP, PCI Express, PCI. Each of these software is dedicated to one or several motherboards.
ClockGen does not need to be installed. Just unzip all files in the same directory and run ClockGen.exe. Your ClockGen settings will be saved in a file named clockgen.ini stored in your temporary account path (typically : C:\Documents and Settings\UserName\Local Settings\Temp). If you want to remove this file from your system, run clockgen with the following parameter : ClockGen.exe -u.