Your specs seem to check out... When you start an application, what exactly happens? Are you unable to start *any* of the CC apps, or just certain ones?
Here is the mesage i get when i try to download Rush
Once I install Adobe Creative Cloud here is a screen shot.
Heres the popup window I get when I try to install Rush from the Creative Cloud App
Here is a screen shot of my windows version
I cant install any apps due to compatability issues.