5,1 to Monterey - Prereqs ?

Downloading the 12.7.2 21g1974

Currently on Success' href='/2020/12/install-macos-mojave-on-supported-pc.html'>Mojave 10.14 Boot Rom MP51.0089.B00

So far I understand I should Remove all hard drives except 1

Should I use native Gt120 card or rx480 card ?