Tom's Hardware Guide PCs & HowTo: Strong Showing: High-Performance Power Supply Units - Introduction

Tom's Hardware Guide PCs & HowTo: Strong Showing: High-Performance Power Supply Units - Introduction:

Users are demanding ever-greater performance from CPUs, graphics cards and other components. But more performance requires more power, so that fancy new system needs a high-performance power supply to work well. Shopping for one can be tough, however - do the printed specs jibe with actual performance, or will your new machine stop working before you even get to fire it up? And what's the deal with energy efficiency? Fortunately, THG checked it all out for you.