Today I installed a GTX 980 ti into my hack rig. I'm running El Capitan 10.11.5 and clover. After installing the card I installed the web drivers associated with the OS build. Since then booting up has been very erratic. Sometimes I can boot into my system, sometimes I get a kernel panic (rock solid build before using Integrated Graphics HD 4600). I have tried the boot flag nvda_drv=1 but there's no real change. I've tried enabling "Inject Nvidia" in the options, and disabling "Inject...
Nvidia GTX 980ti Causes Kernel panic, graphics glitching, no longer boots to windows
Nvidia GTX 980ti Causes Kernel panic, graphics glitching, no longer boots to windows