Never mind. I chased it down to a specific combo of cable and monitor.
Thanks for the help. I exchanged the four monitors I had bought for DisplayPort versions and everything works fine.
Nothing? Not even a dumbo? As in, “We already answered that one!”
1 CAC-1335 1440p 240hz Flickering
2 CSV-1585 only works with < 4k 60Hz
3 Club 3D CAC-1510-A USB C to Dual Link DVI-D Adapter HDCP Off not working
4 Is there a DP2.1 to HDMI2.1 Adapter supporting 4K@144Hz with VRR support?
5 Cheapass Crash Cart Monitor
6 CSV-1583 power managment laptop
7 Mac Pro 2019 (7,1) and Apple Cinema 30
8 CAC-1331
You can also sign in by :
Enter the destination URL
Or link to existing content