setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
sgminer.exe -k groestlcoin -o 192.168.2.2:17772 -u userName -p passWord --xintensity 300 -g 1 --thread-concurrency 24512 -w 512 --auto-fan --temp-target 82 --lookup-gap 0 --difficulty-multiplier 0.0039062500
You should say for which GPU u use these settings, because when i would use these settings my miner/gpu would crash.