Date: Fri, 13 Apr 2012 10:44:41 +0530 From: SAYANTAN DATTA <std2048@...il.com> To: john-dev@...ts.openwall.com Subject: Re: MSCash2 OpenCL (was: OpenCL tests on HD 7970) Hi Alexander, On Thu, Apr 12, 2012 at 4:27 AM, Solar Designer <solar@...nwall.com> wrote: > I think this means that we're already quite close to optimal > performance, and further optimizations may be in two areas: reducing the > number of operations performed per password hashed (e.g., by making use > of bitselect() and rotate(), not re-computing common subexpressions, etc.) > and avoiding various stalls (apparently, the possible benefit here is > limited to 15% now). > I have posted my final performance update(+ 13%) to magnum. It would be really great if you could test them on 7970 and post the results. Regards, Sayantan Content of type "text/html" skipped
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