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Message-ID: <CA+TsHUDe_MpXYu5NyN0RWp+Qc8eYtNgNk74WbnFr7X6RZGT6qw@mail.gmail.com>
Date: Sat, 13 Oct 2012 23:41:05 +0530
From: Sayantan Datta <std2048@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: bitslice DES on GPU
Hi Alexander ,
On Sat, Oct 13, 2012 at 4:01 AM, Solar Designer <solar@...nwall.com> wrote:
I'm sorry I have no time to seriously look into this sub-project lately.
>
Its OK. Take a look when you have time.
Great. Does this no longer cause a slowdown?
>
No, it doesn't. However it causes only a little speedup.
> I think it's premature. In fact, I think that several of your recent
> optimizations were premature (I'm sorry I did not have time to comment).
> What use is speeding it up by a few percent when it's like 10x slower
> than expected?
>
As a point of reference, what should be our targeted non-overhead speed?
For instance, Hashcat does 83.4M c/s in traditional-des.
Regards,
Sayantan
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