I recently bought a AMD Radeon RX 460 2gb
So I tried to change from a HD 6670 to that RX 460 and got black screen when starting up,
I used the "amdcleanuputility" program and the screen got very low resolution.
Medion E2305 D
Intel® Core™ i3-2100
Motherboard : MS-7728 Ver:2.0 (N1996).