Date: Tue, 21 Jan 2014 23:47:48 +0500 From: Muhammad Junaid Muzammil <mjunaidmuzammil@...il.com> To: "john-dev@...ts.openwall.com" <john-dev@...ts.openwall.com> Subject: Re: CUDA formats Yeah sure, I'll look into that. If there are any OpenCL tickets, I'll love to fix that too. On Tuesday, January 21, 2014, magnum <john.magnum@...hmail.com> wrote: > On 2014-01-21 18:36, Muhammad Junaid Muzammil wrote: > >> In terms of performance, I personally think that both are equally well. >> What gives CUDA edge is its libraries. There are a lot more scientific >> computing being done in CUDA as compared to OpenCL (at least what I have >> observed). One such example is that over gpgpu.org, CUDA resources are >> atleast three times than that of OpenCL (322:101) in actual. >> > > Let's se what it looks like in a couple of years from now. I really like > nvidia, they have stable drivers and much less problems with everything. > It's just the little problem that they suck at password cracking and that's > not really about CUDA vs OpenCL but hardware differences. However iirc when > it comes to 64-bit formats, nvidia may look better - or at least less bad. > > Regarding the Nvidia vs AMD comparison, 2 of the world's most powerful >> supercomputers consists of Nvidia devices where as there isn't any AMD >> machine in it (http://www.top500.org/lists/2013/11/). With Nvidia >> investing >> a lot in academia with its CUDA programs, atleast I don't see an end to >> it. >> But who knows, may be my predictions prove wrong. >> > > @epixoip mentioned on hc forums that Seoul National University have a > cluster on some top 500 list, consisting of 224 x AMD 7970 devices running > SnuCL. I can't find it in the list you link to, so maybe it was some other > top 500. > > I, personally would say to keep the CUDA support open. The priority for >> its >> development can be set as low but don't tune it off. >> > > Yeah don't worry - JtR is used a lot for academic research anyway and > someone may need it. I do welcome improvements. > > BTW apart from wpapsk, CUDA md5crypt also lags behind the OpenCL version. > Feel free to fix that. Either have a look at latest md5crypt-opencl in > bleeding-jumbo, or do it on your own and make it even better. > > magnum > > > Content of type "text/html" skipped
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