ah 4k that will be your prob. go onto discord server and type the script for resolution, I have a 4.2 chip watercooled, ,clocked to 5 ghz, 1080 ti and I still have **** resolution in Mir, its a 2003 game made in dx9. Sorry can't help u here, thought I would try, game developers need to sort the resolution **** out, noit your fault or mine, just badly coded game m8