I recently bought another Mac Pro (8-Core, 96GB, 8TB Apple SSD, Pro Vega II, Afterburner) and it came with a Promise Pegasus R4i with 32TB of HDD storage.
I am planning on selling my other Mac Pro, and put the 12-Core CPU from that into this Mac Pro, since the one I just bought is a newer...
I have a Promise Pegasus 3 attached via the Thunderbolt 3 port of my iMac Pro. Under Mojave the Pegasus 3 was working fine and I could boot into Windows 10 by holding the Option Key and selecting Windows from the Startup Manager. After upgrading the OS to Catalina, I am unable to boot into...