Yeah, its from the BIOS mainly. And to acess it then its normally the del key. It is on both of my PC's! ;D Look for something like 'Press *** to enter setup'. Where *** is a key. A great tute for it all is here, in a great forum.
http://forums.overclockers.co.uk/showth ... did=138583I hope you understand the risks - in a nutshell, if you mess up, you lose the PC, and its all outof waranty.
Good luck!
Dan ;)