A New version of the AMD OverDrive utility has been posted at game.amd.com
AOD 2.1.6. download link:
http://game.amd.com/us-en/drivers_overdrive.aspx?p=1
key updates:
* official AM3 / DDR3 support
* support for ITE 8720F & Fintek F71889F Hardware monitoring chips (used on various AM3 motherboards)
* fixes a critical bug that prevented AOD from starting up on certain motherboards