system
A chat on subreddit /r/pcmasterrace
human
Im currently using an HDMI cable and im able to go up to 165hz. But I think its only available on HDMI 2.1 which im using. You also have to check that both your graphics card and monitor support HDMI 2.1, im not too sure about the cable tho
gpt
All three need to be up to the standard