i tried, thank you it worked
now on post i can get acceleration. i tried to mess with deferent buffers with no success
it boots blank screen after verbose mode.
please see attached OC file i used
config.zip
In shot I have Levono v520 with i5-7400 | 8gig | 200 Series Desktop
When i use the Clover EFI i get stuck at preboot and with the opencore i get stuck on (domain=nsposixerrordomain code=30)
it's a 3rd day now and i don't know what to think