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Date: Fri, 31 Jul 2015 16:08:20 +0800
From: Lei Zhang <>
Subject: Re: JtR on ARM (NEON)

> On Jul 31, 2015, at 3:58 PM, Lei Zhang <> wrote:
> From the figures above, MD4 and MD5 get 2x speedup; SHA1 and SHA256 have no speedup; SHA512 gets a lot slower.

BTW, the ARM board I use has quite limited RAM. It's memory and filesystem share the same RAM, just like MIC. Last time I checked it, there's only ~260MB free memory. I don't know if this has something to do with the SIMD build's poor performance.


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