I was able to successfully install Sierra on my Dell T3500 too but my CPU cores would only clock at 1.6Ghz and had sleep and wake issues as well. After it was all said and done, I finally installed Windows 10, and everything runs so much better on the Dell. Windows has came a long ways and I...
Did a clean install of Sierra on a spare SSD Drive, installed multibeast with iMac 13.1 SMBIOS, rebooted, installed the web drivers, and that was it! I have both monitors working (HDMI and DVI). I will probably do a brand new post with hardware and installation details so people...
I'm currently on Sierra 10.12.1 and my hardware is:
EVGA GTX 970 SSC
I've tried 14.2, 13.2, 12.2, and MacPro 3.1 and no luck with any of those.
I installed the Nvidia web drivers, checked off NvidiaWeb in Clover configurator, EmuVariableUefi, and rebooted with the graphics...
01/12/2017 --- updated to Sierra 10.12.1 using the information stated on here:
Clover configuration to edit my config.plist
I had to remove the AMD 6870 graphics card due to not being able...
Try one of these
and get the PCI to mini pci adapter