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Definition: HDMI versions

Following are the specifications for each HDMI version. See HDMI.

            Band   Color
 HDMI       Width  Depth   Maximum
 Versions  (Gbps)  (bits)  Resolution

 2.1        48.0     48    7680x4320 60p
                           3840x2160 120p

 2.0-2.0b   18.0     48    3840x2160 60p

 1.4        10.2     48    3840x2160 30p

 1.3        10.2     48    2560x1440 60p

 1.1, 1.2    4.95    24    1920x1200 60p

HDMI Version 2.1 (2017)
Added support for 4K 120p, 8K, scene-by-scene Dynamic HDR and ARC for high-end surround sound (eARC). Ultra high-speed 2.1 cables are required.

HDMI Version 2.0a (2015)
Added support for high dynamic range (HDR) metadata. See HDR.

HDMI Version 2.0 (2013)
HDMI 2.0 increased 4K frame rate without needing new cables. Support added for 32 audio channels, two simultaneous video streams, the Rec. 2020 color space, 3D at 25 fps and a super-wide 21:9 aspect ratio. See ITU-R HD standards.

HDMI Version 1.4 (2009)
HDMI 1.4 added major home theater enhancements, including 4K resolution, 3D, Blu-ray 3D, Ethernet sharing and the audio return channel (see HDMI ARC). See HDMI 1.4.

HDMI Version 1.3 (2006)
HDMI 1.3 boosted resolution, colors (see deep color) and gamut (see xvYCC). It added lip sync, surround sound modes (see True HD and DTS) and cable categories (see HDMI cable types).

HDMI Version 1.0 (2002)
HDMI 1.0 supported the first high-end digital TV standard (1920x1080). Versions 1.1 and 1.2 added DVD-Audio and SACD audio formats.