Solutions
-
Drikani's post in Weird Boot-Problems was marked as the answerSo I now swapped my Mainboard and CPU with a B450 and R5 3600X and now everything works as it did previously plus the GPU is also working now…
I still do not know what is wrong with my other Mainboard or CPU but I am now going to upgrade my whole setup to a Epyc 7302p and Supermicro H11SSL-i so that I do not have any PCIe Lane issues going forward and also to use IPMI for remote management and control