I was able to get the same controllers and dumps to run fine in 4k on both of my other systems with version 5.0. one with an FX8320 and the other has a i52500k. so it's something with this rig, maybe a driver?
This one is a
i5-4670k
GTX 770 2gb
8gb
Gigabyte z87
fractal case...
This one is a
i5-4670k
GTX 770 2gb
8gb
Gigabyte z87
fractal case...