HDMI definitely did not work but I was able to finally get it to boot with acceleration via DP. Here's what I did since I last posted:
Booted into single user mode and removed old Multibeast kexts from /L/E
Updated Clover to 5114
Incidentally stupid Windows 10 update wiped my Clover UEFI boot...
I'm hitting a wall wth Catalina upgrade. I have a Sapphire Nitro+ RX590 that worked just fine with 10.14 but can't figure out the black screen after 10.15.4 upgrade.
What I have tried so far:
Upgraded Clover to 5112, also tried Multibeast 12.1.0 Catalina Edition (that downgraded Clover to...