Thanks so much for the quick reply.
okay here we go
Opencore is 0.7.0 with patched HD graphics for a iMac 17,1
my specs
I7 6700k HD530 graphics working fine
Asus b250m-Plus (running the latest bios version)
HD Audio
16gb of DDR4 Corsair Ram
512gb Mvme Boot Drive
Bluetooth is a 4.0 USB (unknown maker but can get)
EFI folder I’ll upload asap
anything else please let me know
cheers