- Joined
- Sep 11, 2013
- Messages
- 15
- Motherboard
- OS X 10.9 (13A603)
- CPU
- 3,5 GHz Intel Core i7
- Graphics
- Intel HD Graphics 4600 1024 MB, GIGABYTE GeForce GTX 770 2048MB
- Mac
- Classic Mac
- Mobile Phone
Have you tried the NVRAM hack?
disable internal graphic by bios
Also set IGPEnabler to "No"