A brief guide on HDMI version 1.4

HDMI (high definition multimedia interface) was introduced to help people transmit data from storage units to display devices with ease. These cables allow for the transfer of high quality audio and video.

HDMI version 1.4

The fourth edition of HDMI was released on 28th May 2009. Version 1.4 supports resolutions as high as 3840×2160p at 24 Hz, 25 Hz and 30 Hz and 4096×2160p at 24 Hz. The HDMI Ethernet channel supports data transfer of 100 Mb/s between two devices connected by the cable. However, it should be noted that some of the 1.3 devices might not be compatible with 1.4.

Features of HDMI v1.4

The new micro HDMI connector supports colour spaces with the addition of sYCC601 and Adobe RGB. New features include support for stereoscopic 3D formats, 2D depth graphics and frame packing. Resolutions as high as 720p60, 1080p25, and 720p66 are supported by the new HDMI 1.4 cable.

Comparison with other versions

HDMI 1.4 boasts a maximum clock rate of 340 MHz as compared to 165 MHz for 1.2 and 1.2a. Apart from this, it also supports data transfer of 3.40 Gbps compared to the 1.65 of 1.2. Although the maximum audio throughput in 1.3 and 1.4 is the same (36.86 Mbit/s), the latter is more efficient.

The aforementioned features, uses and benefits of HDMI v1.4 will ensure that you transfer your data at a high speed without any quality issues.

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