then what you need to do in contact adobe, when you pay for CC they provide support ^^ they can be helpful.
they will know what to look for and how to solve your problem
Adobe don't move a finger, they wait until they have to release another new version and then they try to fix the most common problems. In the adobe forums you can see a lot of threads with a big problems and adobe doesn't appears or write nothing, some of the threads have a 2 o 3 months between the first message until adobe comes to scene.
Here are some clues that tell us that the problem is the GPU or the driver, so i will continue for this path.
I want to apologize for my poor english, i'm not native.