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amd 580

  1. C

    MP 1,1-5,1 AMD RX580 no display output, “No Kext Loaded”

    Hello, I have had a couple of threads but I have still had no luck with getting an AMD RX580 to work. Previously, I tried using an XFX AMD. This did not have any display output. I gave up with this card and bought a used Nitro Sapphire RX580. Still no output. I have reinstalled a fresh copy...
    • Cwheels123
    • Thread
    • amd 580 kext mac pro (2009)
    • Replies: 23
    • Forum: Mac Pro
  2. DevoAtari

    MP 1,1-5,1 MacVidCards alternative, or how to DIY EFI for RX580 Reference?

    Hey, I've dealt with Dave from MacVidCards a bunch of times, first with an HD6870, then a GTX760, then a GTX970... Every one of those times was fantastic, albeit, he was getting harder and harder to get a hold of, over time. Now, I sent an email 8 months ago, which he still seemed great...
    • DevoAtari
    • Thread
    • amd 580 diy projects efi flash efi mac efi rom gpu mac pro (2010) macvidcards rx580
    • Replies: 45
    • Forum: Mac Pro
  3. C

    Mac os catalina bootcamp

    I have a cMP 5, 1 running mac os catalina (10.15.5) with a sapphire rx580 GPU and i cant figure out how to boot into windows. I dont have a RW DVD or CD thats blank. I have a 32gb flashdrive to try and install windows 10 on my Mac. Im using a modified copy of bootcamp from a MBP running high...
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