Gigabyte X99 UD4 r1.1+E5 2695v3 ES 14cores+GTX980Ti

I was successfuly setup CPU and memory (Gigabyte X99 UD4 r1.1+E5 2695v3 ES 14cores) , but one big problem is remain: Performance of gigabyte gtx980Ti windforce are 3x lower than on my old system asus P9X79pro+3930K. I usualy work in FCPX, Motion 5 and compressor. FCPX usualy use cuda on 980Ti and I know that because led lamp on card switch on, and effects works much faster than realtime. Now, on X99 system, FCPX doesn‘t activate cuda, led is off and performances are very low. Nothing is...

Gigabyte X99 UD4 r1.1+E5 2695v3 ES 14cores+GTX980Ti