ATI has really stepped up their game in the last few years. With the release of it's 4-series, the Radeon HD cards really began to be a force to reckon with for Nvidia. Not only did they run cooler and consume less power than Nvidia's GeForce 200-series, but they also offered more performance for your money. As we are already seeing, this trend has continued into the current generation. The decision for DirectX11 PC gamers is between the Radeon HD 5-series and GeForce 400-series.