My EVGA 1080TI settings:

Core clock : +140
Memory clock: +600
Power limit : 75%
Gpu power consumption : 185W

NBminer (activated -mt settings) = 47MH/s (sometimes 55MH/s for a while)

In contrast of old and cheap RX470 8GB on PhoenixMiner = 32MH/s with 85W power consumption.