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Message-ID: <CABob6ipoy3s2YhH+jkbwT9Wvn_5qGWyjnhqqVzeyWYy14ZdaPA@mail.gmail.com>
Date: Tue, 3 Apr 2012 14:08:04 +0200
From: Lukas Odzioba <lukas.odzioba@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: fast hashes on GPU
2012/4/3 myrice <qqlddg@...il.com>:
> As I expected, this doesn't give a lot performance. Observations from cuda
> profiler also provide that cudaMemcpy occupies a little time during crack.
You can try split that copy and overlap it with kernel execution. It
is possible on fermi and newer cards.
Lukas
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