gigabyte z97x ud5h

Hello I'm trying to do my first Hacking. i followed all the instructions and finally boot on macOS High Sierra. I'm up to date and have the NVIDIA WEB DRIVERS and Cuda Installed. but no card detected... MacOS detect a 7mb Nvidia chip on a 27" Imac(even if i chose a 5.1 mac pro in multibeast)...

EVGA GTX 750 Ti bootup Update: Everything works under intel HD 4600 integrated graphics. When I switch to GTX 750 Ti I stuck at about 35%. I tried GraphicsEnabler=Yes/No. Both did not work. I believe it is stuck at [IOBluetoothHCIController[start]completed. Please help. Thank you. Hi I...