Please uninstall all AMD/ATI video stuff from Control Panel...Programs...Uninstall a program
Then, download and install a fresh copy of the ATI drivers from
http://www.ati.com (in the upper right corner of the page)
- Select the "Custom" installation option and don't let it install AMD OverDrive or the VISION Engine Control Center
Then use the ATI uninstall manager to uninstall the Catalyst Control Center (CCC).
If the device (AODDriver or AODDriver4.01) remains a problem in perfmon /report, open Device Manager, select the "View" item.
Then select "Show hidden devices" and scroll down to the Non-Plug and Play Drivers section.
Locate the AODDriver entry, right click on it and select "Uninstall". Reboot for changes to take affect.