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Date: Thu, 3 Sep 2015 22:42:05 +0200
From: Lukas Odzioba <>
Subject: Re: MD5 I() (was: SHA-1 H())

2015-09-03 22:06 GMT+02:00 Solar Designer <>:
> For md5crypt-opencl, we're getting some slowdown - but that kernel is
> weird (as discussed elsewhere, it currently uses global memory in its
> inner loop).  We need to optimize it some more, then re-test this change.

I did not notice a significant slowdown, after a couple of tests it
seems that results are within measurement error and max seems to be
the same 1851k c/s.
When we reduce memory bottleneck it should work as expected.

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