None of the SSDTs except for SSDT-7.dsl contain GFX0 devices. When compiling the disassembled SSDT-7.dsl in MaciASL, I have 5 errors:
5135, 6126, syntax error, unexpected PARSEOP_ELSE, expecting ',' or ')'
5143, 6126, syntax error, unexpected PARSEOP_SLEEP, expecting ',' or ')'
5143, 6126...