A little more info please OS version Video Card make model Video card device driver etc.
AMD Radeon HD 7570 is the card on a window 8 machine. The driver is from Advanced Micro Devices, Inc. version 8.982.10.1800. Thanks.
Found a fix online for CS6 and it worked for me with CS5. I guess there's an issue with amd. The fix is as follows:
Change the GPU Drawing Mode to Basic:
Adobe is supposed to be working on this problem.