Today`s latest graphics cards come with support for PCI-Express 3.0, which promises twice the bandwidth, while still being compatible with older motherboards and graphics cards. In our article we analyze differences in PCIe performance on Intel`s Ivy Bridge with GeForce GTX 680 and Radeon HD 7970, using 20 games at five resolutions, each at all three PCIe generations and x4, x8 and x16 link width."
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