Likely HDMI 1.4, 24fps @ 4k, 30fps @ UHD. Interestingly the new Apple TVs hardware is capable of 4k even though it does not currently "support it" (HDMI 1.4, an

Likely HDMI 1.4, 24fps @ 4k, 30fps @ UHD. Interestingly the new Apple TVs hardware is capable of 4k even though it does not currently "support it" (HDMI 1.4, and A8 with can play 4k)