Originally Posted by: MasterOlivSTI 
Hi there!!! In my situation i have a MSI Armor GTX 1080 Ti, i have the latest drivers, version 460.89, and i have no problems, the framerate does not decrease
Thanks for your feedback. I am still having issue of the frame rate dropping to 20 fps with the latest driver in 4K mode. Perhaps the next driver update will resolve this issue.