tvOS 14.5 beta code suggests 120Hz refresh rate support could be available on the next gen Apple TV, rumored to have an HDMI 2.1 port for 4K 120Hz streaming (Filipe Espósito/9to5Mac) - TechnW3

tvOS 14.5 beta code suggests 120Hz refresh rate support could be available on the next gen Apple TV, rumored to have an HDMI 2.1 port for 4K 120Hz streaming (Filipe Espósito/9to5Mac) - TechnW3

Filipe Espósito / 9to5Mac:
tvOS 14.5 beta code suggests 120Hz refresh rate support could be available on the next gen Apple TV, rumored to have an HDMI 2.1 port for 4K 120Hz streaming  —  We've been hearing rumors about the next generation Apple TV for over a year now, and although more evidence has been found, Apple's plans for its set-top box remain unknown.

from TechnW3