On Wed, May 05, 2010 at 06:50:36PM +0200, matty wrote: > Is it generally possible to use qa_fft.py or the CGRAN gcellized FFT as > offloaded portion, > because i want to analyse the benefits of the SPEs on some GNU Radio code. > Therefore a benchmark result like this ( > http://gnuradio.org/redmine/attachments/104/R-10231-ps3-20090115-0226.png) > would be convincing, because you can see the linear dependence between > speedup and # of spe's. > > Best Regards > Matty
The cgran version shows the speedup pretty well, but you need to be using big FFTs to see the win, where big >= 4096 points. Eric _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
