If you think you don't need it, you could be wrong. The Catalyst Application Profiles are NOT just for crossfire or Eyefinity. As long as you are using the ATI Catalyst Drivers, you will be able to leverage on the application profile to optimize your game play. Here is a link to the original Application Profiles:
And yes, you will realized its actually faster and newer than the AMD / ATI site.
For a understand of the Application Profiles, here is a good FAQ:
Enjoy you ATI Card!