AMD ended 2011 on a high note, unleashing the market's fastest single-GPU card and beating its adversary to the next-generation graphics yet again.

The Radeon HD 7970 outpaced the GeForce GTX 580 by over 20% in our tests and that achievement is made even sweeter by the fact that Nvidia's response is still months… » 2/29/12 3:20pm 2/29/12 3:20pm