Just a quick notice for Windows 7 users:
Issue Resolver’s option “[[W]in7 Aero lag fix for AMD PX 4.0 laptops]” provided by HairyCube is no longer required as Microsoft finally released their fix: KB2670838.
You can also get it via Windows Optional Updates provided by OS.
More information in HairyCube’s thread here: guru3d.com
UP1: According to multiply reports, this update does solve the Aero Lag case but provokes even more recent OS crashes.
It is adviced to delay the patch installation and IE 10 upgrade for the users of mentioned in KB laptop models.
More info here and here: