1. Your videocard model.
2. Your driver version.
Radeon Software Version
3. Have you artefacts like on attached screenshots or not (answer "No, I haven't these glitches" - is very important to know too!).
4. Does FXAA to MSAA swithcing solving this issue for you completely?
Better with MSAA, but not solved completely.
5. Does driver settings reset to Factory settings with choosing default GAME profile after that helps?
6. If you're using some kind of graphics mods (migoto, re-shade or something) does turning them off helps you?