Quotes: Overclocking performance on the ASUS GeForce GTX 580 greatly exceeded our expectations thanks to the ASUS Smart Doctor overclocking utility. We w ere able to overclock out card from 782MHz on the GF110 core by 18%, up to 926MHz. We we able to hit this impressive number thanks to the ASUS Voltage Tweak. The only negative to this rather massive overclock was the increase d power consumption and GPU temperatures. We saw a 43% power consumption in crease in 3DMark Vantage on the ASUS ENGTX580, so if you overclock be sure to understand that you are throwing any energy efficiency out the window. S ure, overclocking isnt about being energy efficient, but…