HDMI 2.1 possible resolutions, frame-rates and bit-depths table : r/nvidia
Why is my HDMI signal dropping out? HowToAV.tv
Does HDMI affect the monitor refresh rate? - Quora
Does HDMI 2.0 support a 3440x1440 resolution at 100Hz with HDR enabled simultaneously? If not, what is the oldest model of GPU (& cheapest) that supports HDMI 2.1 connections (and 2.1 speeds)? - Quora