Marketing sound bite: ATI CatalystTM 9.3 driver - the industries first Unified graphics driver for Windows 7 and Windows Vista I like it when it’s easy and for you gamers that means you now have a single ATI Catalyst driver for both Microsoft Vista and Windows 7. This driver allows you to swap back and forth between OSs with the same driver set; it makes for an easy, clean Windows 7 experience - without the hassle of multiple drivers, versions, etc. Another exciting part about a unified driver is that moving forward our ATI software gurus plan to continue to deliver a single unified driver for Windows Vista and Windows 7. Great news for all! Also, ATI Catalyst delivers full WDDM (Windows Display Driver Model) 1.1 support under Windows 7 for all ATI RadeonTM HD 4000, HD 3000 and HD 2000 series of graphics cards. So, in benefit speak, this new WDDM 1.1 support utilizes DirectX 10 rather than DirectX 9 and can cut down your GPU memory usage by half when opening up multiple windows thereby enabling increased performance. Marketing sound bite: ATI Catalyst 9.3 Folding@Home performance enhancements * Here is a very noble cause improvement, Folding@Home. You’ll experience outstanding Folding@Home scores when running ATI Catalyst 9.3 and the most recent F@H client. We utilize ATI Stream technology which means you must have an ATI RadeonTM HD 4000, HD 3000 or HD 2000 series GPU to take full advantage of these enhancements.