tech hive: This means if you just got a beautiful new TV in a holiday sale, it’s already well on its way to becoming outdated. by Jon L. Jacobi
'To take full advantage of the new HDMI spec, you’ll need a new 48-gigabit-per-second cable.
'That cable will also work with older HDMI 1.3 (10.2Gbps) and HDMI 2.0a (16Gbps) ports, but those ports don’t support the new HDMI 2.1 features.
'We asked our press contact whether firmware-upgradeable HDMI ports can be updated to handle parts or all of the new standard, but didn’t get a firm answer.'