Opinion : gtx 970 with normal board? or r9 290 with good board to crossfire later ?

[Mahmoud Abdel-Salam]

could you tell me ?

 

[Shadow Knight]

For 1080p you should be fine..for 4k then hmm its your choice, with 1 gtx 970 you get avg. 30 fps. Depends on your psu and stuff