Only problem i would like to try is there any impact to unlock it to 1024 shaders.
I cant use your bios, because difference in memory. Any chance you can have a look and try to unlock shaders to my card as well?
Here is the original BIOS: https://www.upload.ee/download/7968607/6c834c23777f12f89aa5/RX560_sapphire_hynix.rom