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The Key Feature of HDMI 2.1 you should know

date:On June 24, 2017  

Here is the Key Feature of HDMI 2.1 you should known:

High Video Resolutions

Q: Will 8K@60 or 4K@120 require a new cable or cable connector?

A: Yes a new cable is required

Q: What are the support resolutions and frame rates?










Q: What colorimetry is supported?

A: HDMI 2.1 Specification supports the latest color spaces including BT.2020 with 10, 12, and 16 bits per color component.

48G Cable

Q: Is this cable required for delivering HDMI 2.1 Specification features?

A: The cable is the best way to ensure the high-bandwidth dependent features are delivered including the enhanced video and audio performance, and accounting for the new EMI characteristics

Q: Will existing HDMI High Speed cables deliver the HDMI 2.1 features also?

A: While existing HDMI High Speed Cables with Ethernet can deliver some of the new features, the new cable is the best way to connect HDMI 2.1 enabled devices to ensure delivery of all the features.

Q: What connectors does this cable use?

A: It is compatible with HDMI connectors Types A, C and D.

Q: Does the cable have an Ethernet channel?

A: Yes it supports the HDMI Ethernet Channel.

Q: Can this new cable work with existing HDMI devices?

A: The cable is backwards compatible and can be used with existing HDMI devices for the delivery of legacy HDMI features.

Dynamic HDR

Q: Does this Dynamic HDR require the new 48G Cable?

A: No, but it will be necessary to enable 8K video with HDR

Q: Does the specification support the various HDR solutions?

A: Yes it supports various static and dynamic HDR solutions in the market

Q: Is this accessible via a firmware upgrade?

A: Manufacturers will be implementing this in various ways


Q: Will this work with any HDMI cable?

A: This works with HDMI High Speed Cables with Ethernet and the new 48G cable

Q: Is this available through a firmware upgrade?

A: Depends on manufacturer implementation

Game Mode VRR

Q: Does this require the new HDMI cable?

A: No

Q: Will this work with 8K@60 or 4K@120Hz?

A: Yes if those features are implemented along with Higher Video Resolution. That will require the new 48G cable

Q: Is this primarily for consoles or will PCs utilize this also?

A: It can be used for both.

Q: Will this result in more gaming PCs connecting to HDMI displays, either monitors or TVs?

A: The intent of the feature is to enable HDMI technology to be used in these applications. Given that HDMI connectivity already has a strong presence in this area, we expect that use of HDMI technology in gaming will continue to grow.

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