Here is an interview with Bill Peppas an World Class Overclocker.
overclocking
UbuntuXtreme: Creating an Ubuntu Gamers and Overclockers community
Collaborating with people that have the same interests, has alway led to grater things. This is what we shall do with ubuntuxtreme.com. With Ubuntu, leading the way to a new market as a gaming platform, we will present news, articles, hardwares, games, overclocking and anything related to “Pushing the Ubuntu Hardware and OS beyond its limits”