v 10.2
driver 16.9.2
NsGpuCNMiner.exe -xpool pool -xwal wal -xpsw x -di 01 -tstop 65 -dmem 1 -allpools 1 -h 940

Max 760 h\s per card 480x
Why I can reach 900 ?
What I need to do ?

on eth I have 30+-