VIDEO INTERFACES - PORT SPEED - CABLES - HDMI 2.1 (FRL) Ports on increasing number of products are already fully capable. Nvidia RTX 3000, 4000 and 5000 cards, as well as AMD Radeon 7000 and 9000 and Intel B500 GPUs can output 48 Gbps video signal from HDMI port.
The LG OLED G4 seems to be having a significant issue with HDMI2 (eARC). Connecting external video sources to HDMI2 (which work on the other the other 3 HDMIs) do not produce an image (but you can hear sound). I have done all the troubleshooting in the world in order to try to isolate the issue...
This is a quick and dirty list of the more common, certified (mostly) HDMI cables for the HDMI 2.1 options sets. It is by no means complete so any corrections or additions are more than welcome. Hopefully it will help to narrow down the confusing mess of HDMI cables. Amazon and Monoprice cables...
An aside: this has given me the thought that I could use the wireless video output mode on the PC to send video to the TV, and then use the HDMI only for sound. The problem with this is, as long as the TV is powered on with an HDMI cable connecting the receiver to the TV, sound doesn't work to the Denon receiver.
So, I have several HDMI cables attached to my Home Theater set-up, for ROKU, BD Player, and a Laptop. All of the cables have printed on them "20276". I just wanted to have someone officially state what the "20276" indicates on an HDMI cable. Thanks
HDMI Forum, Inc. has announced the upcoming release of Version 2.2 of the HDMI Specification and is planned to rollout the first half of 2025. This new specification introduces better options for the HDMI ecosystem, including support for higher resolutions and refresh rates.
