New Apple TV 4K (2021) has untapped HDMI 2.1 potential
(iMore iPhone)

`This means that whilst there may physically be a HDMI 2.1 port in the new Apple TV 4K it is currently limited to the bandwidth of the TMDS signaling method described earlier.` What you need to know Apple`s new Apple TV 4K (2021) features an HDMI 2.1 port. One reviewer`s testing has confirmed the device isn`t currently making use of the feature, however. Using the old delivery means the Apple TV is currently capped at 18gbps and can`t support chroma 4:4:4. A recent review of the new Apple TV 4K (2021) has revealed that Apple`s most recent home entertainment offering isn`t currently flexing all of its HDMI 2.1 muscles. As noted by Apple TV aficionado Sigmund Judge at Screentimes.net, the new Apple TV 4K comes with HDMI 2.1, paving the way for a world of improved connectivity and higher bandwidths. According to Judge`s tests, however, plenty of that potential remains untapped. As Judge notes HDMI 2.1 could allow data throughput of 48gbps, which is a lot more than HDMI 2.0, and ...