Hi to all. I've installed osx 10.8.2 (retail and iatkos) but i've the same problem. my graphic card isn't recognize. I'll try with kext and flag on boot but it doesn't work. my pc ha intel i7 email@example.com with ati mobility radeon hd 5650 (1 giga). if i install 10.9 preview my graphic card is recognize? if no is there any way to install osx 10.8.2 with the ati card full working?