ATI Radeon HD 4600, 4700, 4800, 5000, 60 series products are unaffected, as is Windows XP.
Update: ATI has released a Catalyst 12.4a driver hotfix for the affected cards.
Here is some advice that will help you avoid newbie mistakes.
First of all it helps if you read the guidelines which are stickied at the top of the forum. Furthermore had you continued to read the same guidelines you would have seen it stress the importance of being descriptive. When you try running via CLI (terminal) what messages does it report? They may not be relevant but a quick search showed multiple threads (
Please check this link for more information: the Beta, several startup issues were resolved by setting the Diablo III tools to run in Compatibility Mode.