Windows Experience Index in Vista and Windows 7 is the simplest and easiest way to know the capabilities of a your PC’s hardware. The Windows Experience Index (WEI) in Windows 7 has been updated to reflect advances in processor, graphics, and hard disk technology.
Windows Experience Index (WEI) in Windows 7 assesses key system information on a scale of 1.0 to 7.9. A higher base score is better than a lower base score. It’s always a good idea to refresh the Experience Index once you install drivers for your newly installed hardware to get better score on the index.
If you have been using Windows 7 for a while or if you have been moving from Vista, then you probably know that the Windows Experience Index scores can be edited in a few steps.
Just like in Vista, Windows Experience Index can also be edited in Windows 7. You need to edit the XML file located in C:\Windows\Performance\WinSAT\DataStore folder. But if you don’t want play with the system file, then here is a smart utility to edit Windows 7 Experience Index (WEI).
Experience Index Editor (also known as Windows 7 Rating Changer) is a small utility for Windows 7 which helps you edit the Windows Experience Index scores with a click. With this tool, you can edit processor, memory (RAM), graphics, gaming graphics, and primary hard disk scores.
This is a freeware and works great on both x86 and x64 versions of Windows 7.