I’m wondering if this adapter will allow me to actually run 120+ Hz on my monitor through my ps5?
For HDMI 2.1 to DisplayPort 1.4 (or USB-C):
https://insights.club-3d.com/thread/hdmi-2-1-to-usb-c-displayport-1-4-alt-mode/
For DisplayPort 1.4 (or USB-C) to HDMI 2.1:
https://insights.club-3d.com/thread/usb4-to-hdmi-2-1/