if anyone has any good settings feel free to share them, im trying to figure it out now, and will share as soon as i get it working.

So far this  

setx GPU_FORCE_64BIT_PTR 0

setx GPU_MAX_HEAP_SIZE 100

 setx GPU_USE_SYNC_OBJECTS 1

setx GPU_MAX_ALLOC_PERCENT 100


sgminer.exe  --kernel hmq1725 -o stratum+tcp://esp.suprnova.cc:3451 -u jacquescc.1 -p 1111 -I 15  -w 128 -g 2

Gives me 736kh on r9 390x and 480kh on r9 280x

If youre pc becomes slow lower the intensity