also have Problems getting my GeForce GTX 980 Ti running.
Board: Gigabyte Z170X Ultra Gaming
CPU: Intel 6700k 4,0 GHz
GPU: EVGA GeForce GTX 980 Ti
OS: MacOS Sierra 10.12.4
Installed actual Version of Webdriver, BIOS is up 2 date. Tried nearly every setting and can't find a solution...