Got over 230KH for R9 270X:
-I 13 -w 256 --thread-concurrency 6720 -g 2 --gpu-memclock 1500 --gpu-engine 1100 --gpu-powertune 20 --temp-target 70 --auto-fan --gpu-fan 30-100 --shaders 1280
![](https://ip.bitcointalk.org/?u=https%3A%2F%2Fdl.dropboxusercontent.com%2Fu%2F51141759%2Fbtc%2Fvert_result.png&t=663&c=AMUZnVrNXI3ovw)
If I helped, make a tip :-)
-I 13 -w 256 --thread-concurrency 6720 -g 2 --gpu-memclock 1500 --gpu-engine 1100 --gpu-powertune 20 --temp-target 70 --auto-fan --gpu-fan 30-100 --shaders 1280
![](https://ip.bitcointalk.org/?u=https%3A%2F%2Fdl.dropboxusercontent.com%2Fu%2F51141759%2Fbtc%2Fvert_result.png&t=663&c=AMUZnVrNXI3ovw)
If I helped, make a tip :-)
-I 19 -w 256 --thread-concurrency 16192 -g 1 --gpu-memclock 1500 --gpu-engine 1100 --gpu-powertune 20 --temp-target 70 --auto-fan --gpu-fan 30-100 --shaders 1280 --lookup-gap 0 --no-submit-stale