I've had mine for about 4 months and so far all pixel seem to be working as expected. Aside from having my windows re-sized every time the monitor goes into sleep mode, my display has turned out rather flawless. How did your RMA go?
I'm experiencing the exact same issue! A few minutes into a game while on 144hz the display goes black and I get the "DIsplayPort Link Failure" error. The resolution remains the same for me, however, all open windows become re-sized to a very small s...