The hardcore PC user or overclocker requires a top-notch power supply to keep everything sufficiently powered. Today we'll be showing you all an easy way to test your power supply's voltages. It's the exact same thing that we do whenever we're testing out a power supply. The process is easy and it will give you the true voltages that your power supply is supplying to your components, instead of the readings that your favorite program gives you, which may be incorrect.
Read the article @ Overclockers Hardware