My R9 270X gives out - 2.25 Mh/s
Config?
setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
sgminer.exe --kernel fresh -o stratum+tcp://fresh.suprnova.cc:5000 -u user -p pass -w 256 -I 18 -g 2 --thread-concurrency 8192 --temp-cutoff 85 --lookup-gap 2