Setup
Mac Pro 5,1
GTX 980 (not flashed)
ROG SWIFT PG348Q
OS X Sierra
Latest Nvidia drivers
The problem:
When plugged into the Displayport on the monitor, everything works as expected, it goes up to the expected resolution of 3440x1440 and I think it goes up to the expected 100hz. However, if I plug the GTX980 into the HDMI port (I believe it's HDMI 1.4), it is limited to 1080p when it is supposed to be able to go to 3440x1440 @ 50hz. It not only does not show higher resolutions in Displays...
GTX 980 HDMI limited bandwidth
Mac Pro 5,1
GTX 980 (not flashed)
ROG SWIFT PG348Q
OS X Sierra
Latest Nvidia drivers
The problem:
When plugged into the Displayport on the monitor, everything works as expected, it goes up to the expected resolution of 3440x1440 and I think it goes up to the expected 100hz. However, if I plug the GTX980 into the HDMI port (I believe it's HDMI 1.4), it is limited to 1080p when it is supposed to be able to go to 3440x1440 @ 50hz. It not only does not show higher resolutions in Displays...
GTX 980 HDMI limited bandwidth