A Lot More Bandwidth
First, to understand PCI Express, we need to know what it is capable of. Traditionally, most of our computers these days come equipped with PCI or AGP based graphics cards. Most of the latest PCs come decked with PCI Express enabled cards. Technologically, PCI Express allows graphics data to be transported at about 4 GB/s as opposed to 2 GB/s that the AGP 8X interface provides. That is twice the speed and hence twice the graphics horsepower we