Ok, first WU detected that kills your gfx despite of new drivers.
using stock app 606
WU true angle range is : 0.009233
Cuda error 'cudaMemcpy(best_PoT, dev_tmp_pot, max_nb_of_elems * sizeof(float), cudaMemcpyDeviceToHost)' in file 'c:/sw/gpgpu/seti/seti_boinc/client/cuda/cudaAcc_pulsefind.cu' in line 1265 : unknown error.
full stderr attached
[attachment deleted by admin]