"The new Radeon HD 7770 (a.k.a. "Cape Verde XT") is a mainstream graphics chip based on the latest graphics architecture from AMD, dubbed "Graphics Core Next" or simply "GCN," which supports the new PCI Express 3.0 connection and the latest DirectX version (11.1). Let's see how the Super Overclocked Edition from XFX fared in our tests."
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips