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viktorkovarik

macrumors newbie
Original poster
May 17, 2019
1
0
Dear community,
I want to backport iMac's Radeon Pro 580 EFI BIOS to make it work with normal RX 580 and with Mac Pro 5.1 (etc..) efi boot menu. Problem is that I don't have access to iMac currently. Is there anyone who can dump for me their videobios from iMac equipped with Radeon Pro 580?

You need to have bootcamp on your iMac (or at least Windows To Go - even without drivers) and software called ATIWinFlash.

Thanks in advance with help!
 
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