4k gaming

I'm building a new rig, I have all of the parts except the GPU which I am trying to decide between the ASUS R9 390 and the EVGA GTX 970. I'm really wanting to go R9 because of the larger 8GB frame buffer which seems more suitable for 4k but I've seen a lot of people having problems with those...

Hi, I've bought an old G4 last week and i'm planning to make a hackintosh/gaming pc out of it. I want this to be only for gaming so can anybody recommend me a setup that is stable for 4k gaming. My Budget is 2000 Bucks. I'm really looking forward to your submissions. Peace, Mike

Hey everyone, I just wanted to share a personal accomplishment of mine. I have read online all over the place and also on this forum that the 780 Ti and above (i.e Titans etc..) will not function with OS X due to the new Rev. B chip used in them. I am certainly not the first to have solved...