No HW, 95h/s, u=0.09/m
--buffer-size 3750 --no-submit-stale -w 128 --rawintensity 768 --lookup-gap 7 --gpu-threads 1
With --lookup-gap 11 -R 1280 it even doesn't start. What speed and u you get with this setings?
103 hash/s. I am also using Xubuntu for my OS. But I must be missing something here... R7 240 4gb, correct?