
By TechRadar, published 13-11-2011
Beginner's guide to overclockingBack in the days when the average desktop PC was barely capable of running anything more demanding than a word processor, overclocking your CPU to get £1,000 performance from a £300 chip was almost as big a necessity as switching off the 'turbo' button to underclock and run non speed-limited software. The world has changed. A modern multi-core CPU has a much longer shelf life than its ancestors, since performance today is as much a factor of the number of cores and microcode as it is raw clockspeed. An Intel Q6600 bought four years ago is unlikely to feel sluggish whatever the situation, and upgrading isn't expensive anyway. For the reasonable outlay of £150, you can pick up anything from the latest Sandy Bridge chips through to an excessively powerful si...