Cachecoin Mining issue

[gg234]

I am having 3 Asus R9 280x with the following batch file i am getting total 15K/H

cgminer --scrypt-jane --sj-nfmin 4 --sj-nfmax 30 --sj-time 1388949883 -o stratum+tcp://east1.us.stratum.dedicatedpool.com:3364 -u xxx -p xxx  -w 256,256,256 -I 8,8,8 -g 2 --lookup-gap 2,2,2 --gpu-powertune -20,-20,-20 --temp-overheat 85,85,85 --temp-cutoff 90,90,90 --gpu-memclock 1500,1500,1500 --gpu-engine 1000,1000,1000 --thread-concurrency 8191,8191,8191

Can some one help me how to get proper hash on these cards

Thanks for your help