Known issues found during rapid driver testing: 

System: XPS 630
Video Card: Radeon HD 2600

Issue #1: Unsupported resolution(640x430,1280x960) is listed in catalyst control center when connected via DVI. 
Issue #2: blackscreen and hang occurs when opening a DOS Command Prompt window and expanding to full screen.  ONLY occurs at the first time reboot after installing 
Issue #3: a few minutes into playing The Sims 2 game, a blackscreen & hang occurs 
Issue #4: An error message pops up while uninstalling via Add/Remove Programs applet.
Issue #5: System hangs when resuming from S1 via ps2 KB and mouse. Fail rate is 80 percent. (occurs with Radeon HD 3870 cards as well)  
Issue #6: Screen flickers when launching the game TIMESHIFT
Issue #7: blackscreen & hang occurs when launching  3DMark 05 or 3Dmark 06