cgminer.exe --scrypt -o stratum+tcp://pool.com -u worker -p pass -I 18 -w 256 -g 1 --thread-concurrency 24000 --gpu-fan 85 --lookup-gap 2 --gpu-engine 1120 --gpu-memclock 1500 --gpu-powertune 20
330 kh/s on this conf
I think that it is not a problem of cgminer configuration, because I tried a lot of this and always hash rate is similar.
Problem is propably somewhere else, but the question is where?
