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Recent content by davidorosso

  1. davidorosso

    SAPPHIRE HD 7950 3G No visual after Upgrade to Monterey

    Yes, the Sapphire HD 7950 is a metal supported card. The point is that it isn't working in the macpro5,1 but does work in the macpro2,1. What can I do to get my system to recognise the Sapphire? Monterey is installed and boots fine. I ned some guidance, if anyone can help with how I might be...
  2. davidorosso

    SAPPHIRE HD 7950 3G No visual after Upgrade to Monterey

    I'm using a MacPro5,1 and have been running macOS Big Sur with an unflashed SAPPHIRE HD 7950 3G GPU - no boot screen but works fine after boot. In particular, the acceleration has worked well when using Logic Pro X (I used micropatcher automator to successfully upgrade from High Sierra to Big...
  3. davidorosso

    GUIDE How to Obtain OpenCore config.plist

    All resolved, thanks so much!
  4. davidorosso

    GUIDE How to Obtain OpenCore config.plist

    I've attempted twice today to do a clean install of Big Sur using the link you sent me, but unfortunately when it reboots mid-installation a white screen and a prohibited sign come up and I can't go any further with the installation. The second time, I got rid of everything and started again...
  5. davidorosso

    GUIDE How to Obtain OpenCore config.plist

    I don't understand your reply. Do you mean #5 is replaced with the link you provided? Or do you mean start the whole process of a clean install of Big Sur from scratch using this new link? Please can you clarify?
  6. davidorosso

    GUIDE How to Obtain OpenCore config.plist

    I've managed to successfully follow all the instructions until #5. I'm confused about what "working directory" is on my mac pro 5,1. And I'm struggling with the opencore bit of the process. I've downloaded the 3 kexts and copied them into the kexts folder in X64 (which I copied onto my desktop -...