sapphire r9 280x vapor-x tri-x ?

[jik123]

Someone do you know what settings i need to make on my cgminer becouse i have HW and low speed ?
that is my settings but thasnt work :

setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
cgminer --scrypt -o doge-eu.poolerino.com:3333 -u xxxxxx -p xxxxxx -I 13 -g 2 -w 256 --lookup-gap 2 --thread-concurrency 8192 --gpu-engine 1000 --gpu-memclock 1500 --temp-target 70 --auto-fan