I even OC'ed my CPU to 3,6GHz... on the other Forum they say the PSU is even good enough for the R9 390.
1. What YOUR PC will be used for.
GAMING & Streaming & Rendering
2. What YOUR budget is. 
650$ can go a little higher if needed.
3. What country YOU will be buying YOUR parts from.
Germany
5. IF YOU have a brand preference. 
Im not really a fanboy, but i prefer Intel and nvidia (CPU only Intel)
6. If YOU intend on using any of YOUR current parts, and if so, what those parts are.
I intend to use the parts that im not Upgrading
7. IF YOU plan on overclocking or run the system at default speeds.
Overlocking would be good.
8. What resolution, not monitor size, will you be using?
1920x1080
9. WHEN do you plan to build it?
ASAP
10. Do you need to purchase any software to go with the system, such as Windows or Blu Ray playback software?
No