Legit Reviews posted a review on the ASUS EAH5870 Voltage Tweak Video Card
The ASUS EAH5870 graphics card with Voltage Tweak Technology offers up to a 38% more performance by unlocking the overclocking potential of the Radeon HD 5870. Read on to see how this card does when overclocked and what the SmartDoctor utility offers. It also comes with a product key for Colin McRae: DiRT 2 for those that like off-road racing games.ASUS EAH5870 Voltage Tweak Video Card Review