HDMI 2.1 Cable Specs Leaked – Watch 4K 120Hz Video With 12bit color depth

It’s been 15 years since the release of the very first HDMI 1.0. However, there have been some great advancements over the time. As a new digital multimedia transmission interface, HDMI has higher bandwidth, stronger anti-interference ability, synchronous transmission. Thus, it easily replaces the traditional VGA, DVI interface. However, after the latest HDMI 2.0 – 2.0b, HDMI organization has developed HDMI 2.1 cable.

HDMI 2.1 cable specs table exposure featured

The new HDMI 2.1 cable provides up to 48Gbps bandwidth. Such an enormous bandwidth allows you to watch 4K 120Hz video content, and each pixel has up to 12bit color depth. No doubt for Intel, NVIDIA, and AMD, this seems to be great news.

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Moreover, HDMI2.1 cable also has a backward compatibility with the previous versions. Thankfully, we don’t have to change the HDMI cable. However, to experience the 48Gbps high transfer rate, we have to use the HDMI2.1 standard cable.

HDMI 2.1 cable specs table exposure

Regarding the interface, HDMI 2.1 cable will continue to correspond to the original HDMI A, C and D, and several other plug design. The biggest features will be that the new 2.1 version supports the new Dynamic HDR technology. The “dynamic” HDR can be further enhanced to contrast with dark-level performance in response to the light-dark distribution of each frame compared to the current “static” HDR.

In addition to the video improvement, the audio also shifts from existing ARC to eARC (enhanced audio return channel) technology. The new eARC allows us to pass back Object-based audio such as Dolby Atmos.

HDMI 2.1 Cable Highlights

  • 48Gbps bandwidth
  • 4K 120Hz video content
  • 12bit color depth
  • Continues several plug designs
  • Dynamic HDR technology support
  • eARC technology support

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