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RickCma

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RickCma

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April 13th, 2020 16:00

XPS 8920, not supporting Windows HD Color

I have an XPS 8920 running Win 10 Pro  with an AMD Radeon RX 480 board and an LG 4K Ultra monitor over a DisplayPort connection. Based on the websites I have visited the RX 480 should be HD color capable, The LG monitor should be HD color capable, the displayport cable should support HD color, but the system will not allow me to turn on HD color. Looking at diagnostics shows that HDR is not supported. Since all of the components should be HD color capable, are the intel graphics on the motherboard or some setup involving them keeping me from being able to use HD Color or is there some setting I have missed to enable that HDR support parameter?

  • redxps630

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    Posted April 13th, 2020 20:00

    Does your LG 4k monitor support AMD freesync?  Please send exact model of monitor.

  • redxps630

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    Posted April 14th, 2020 08:00

    it seems your TV manual mentions HDMI ULTRA HD Deep Color.  Is this option turned on in the Picture Adjust of your TV?

    https://www.lg.com/ca_en/support/support-product/lg-27UD68-W
    Does it mean it only supports UHD via HDMI connection?

     

  • RickCma

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    Posted April 14th, 2020 08:00

    Yes. It is an LG 27UD68_W 4K

  • Vic384

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    Posted April 14th, 2020 10:00

    The only reference I could find in the manual regarding HD color is when discussing HDMI ULTRA HD Deep Color being turned on. Also, it appears in the specifications that only HDMI mentions HDMI ULTRA HD Deep Color, it is not mentioned in the specs for DisplayPort.

  • RickCma

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    Posted April 14th, 2020 14:00

    Agreed. Looks like there is a new cable in my future.

    Thanks for the feedback.

  • redxps630

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    Posted April 14th, 2020 14:00

    RX480 spec 

    HDMI™
    4K60 Support
     
    yes your gpu supports HDMI 2.0 suitable for high speed HDMI cable.
  • RickCma

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    Posted April 14th, 2020 14:00

    Yes, but look like I have to move over to a high speed HDMI connection rather than the DisplayPort I am using for it to be actually enabled.

    Thanks for finding that.