In case you did not know, m1 macs can output 4k120hz with specific usb c to hdmi adapters and custom firmware.
In case you did not know, m1 macs can output 4k120hz with specific usb c to hdmi adapters and custom firmware.
forums.macrumors.com
DP/USB-C/Thunderbolt to HDMI 2.1 4k@120hz RGB4:4:4 10b HDR with Apple Silicon M1-M4 now possible !
There's also official support from cable matters since a few weeks ago (seems they got the idea from the thread, which is much older):
https://www.cablematters.com/Blog/HDMI/how-to-get-4k120hz-with-mac