By HDR enabled monitor I mean that, for example, playing an HDR video in Chrome on YouTube displays the video in true HDR. HDR example video:
I am limiting my question to Windows and the Mac for the moment because desktop Linux as of late 2024 can't properly do HDR output (no HDR YouTube videos in Chrome). But Windows and the Mac have had HDR output support for a number of years now.
https://wiki.archlinux.org/title/HDR_monitor_support [wiki.archlinux.org]