I can confirm this. I overspent on a Corsair power supply. I never really did an actual wattage check before, but assumed I must have been pulling serious juice on my system. I have a Z77 MB, 3770k i7 that's OC'd 24/7 to 4.5GHz, 16GB of DDR3 OC'd to 2400MHz, SLI 670 video cards, an X-Fi sound...