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Forum: Software 2012-08-13, 22:03
Replies: 14
Views: 968
Posted By bulldog
FFTlen*8bytes is not a lot. This is only...

FFTlen*8bytes is not a lot. This is only megabytes, not gigabytes, right?
in this case the device RAM would be enough for testing 1000 mersenne exponents in parallel.
Forum: Software 2012-08-13, 17:20
Replies: 14
Views: 968
Posted By bulldog
OK! Thank you. I understand, of course, that...

OK! Thank you.

I understand, of course, that the main loop in CUDALucas is currently in the CPU code. I don't know, actually, how much memory a single FFT requires, but I could guess that total...
Forum: Software 2012-08-13, 15:59
Replies: 14
Views: 968
Posted By bulldog
Dubslow, thank you for the explaination. But this...

Dubslow, thank you for the explaination. But this seems silly to transfer data between CPU and GPU and to use the CPU time at each iteration, not only in the very beginning and in the very end of the...
Forum: Software 2012-08-13, 13:26
Replies: 14
Views: 968
Posted By bulldog
GPU and Mersenne primes

I have played a little bit with cudaLucas and gpuLucas, and I have the following question. The algorithms utilize all the threads and all the power of the GPU in order to test a single Mersenne...
Showing results 1 to 4 of 4

 
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