https://bugs.freedesktop.org/show_bug.cgi?id=43829
--- Comment #39 from Jared Freeman jfreemanak@gmail.com --- Same issue with me. I have an HP with an A8-3550MX (6620G graphics). This issue as plagued me (and I am sure others) for quite some time. I have pretty much relegated myself to using the fglrx binary blob.