RX 470 Nitro OC no display when BIOS set to OC mode

Discussion in 'Videocards - AMD Radeon' started by Supertribble, Mar 23, 2017.

  1. Supertribble

    Supertribble Master Guru

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    GPU:
    Noctua 3070/3080 FE
    I just received and installed RX 470 Nitro OC VGA, when I turned my PC on there was no display and the VGA light on my mobo was lit. I turned off the PC and switched the VGA BIOS switch on the card to the left position and now it displays an image and boots into Windows ok but I am obviously not happy with this situation. Is there something I can do to get OC working?
     
  2. Chastity

    Chastity Ancient Guru

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    GPU:
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    Maybe your setup didn't like the UEFI BIOS? You can overclock manually.
     
  3. Supertribble

    Supertribble Master Guru

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    GPU:
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    Yeah I was thinking the OC mode was maybe using UEFI with the other mode using legacy. I tried enabling EFI boot mode in the BIOS but couldn't get any picture to display at all no matter what BIOS mode I set on the card. I didn't have a problem with a GTX 1060 which I presume was using UEFI though. Weird.

    Just have to get used to using this wattman OC thing now. It seems rather complicated compared to what I'm used to using. The card is already running up against the 75C limit that's set in the driver so I guess I'm going to have to use a more aggressive fan curve.
     
    Last edited: Mar 23, 2017

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