"You get what you pay for!" Is this maxim realy true? On the one hand there are more than enough expensive PSUs with high ripple and noise results with a noisy fan thrown in as well; on the other hand, you can't get the best capacitors without paying a premium. So let's see how three different 550W power supplies compare, particularly in light of their pricing. There's quite a spread here in terms of cost; how much PSU can you get for your dollar?