Date: Sat, 5 Jan 2013 10:12:41 +0530 From: Dhiru Kholia <dhiru.kholia@...il.com> To: john-dev@...ts.openwall.com Subject: Re: BLAKE2 (was: New plugin load order magic) On Sat, Jan 5, 2013 at 9:15 AM, Dhiru Kholia <dhiru.kholia@...il.com> wrote: > On Sat, Jan 5, 2013 at 6:58 AM, Solar Designer <solar@...nwall.com> wrote: >> The current low speeds that we have for BLAKE2b are not good publicity. > > Speed is not that bad on 64-bit machines. > > $ ../run/john -fo:raw-blake2-512 -t # 1 core of AMD FX-8120 > Benchmarking: BLAKE2 512 [32/64]... DONE > Raw: 2337K c/s real, 2337K c/s virtual Using SSE on FX-8120 gives a small boost. $ ../run/john -fo:raw-blake2-512 -t Benchmarking: BLAKE2 512 [32/64]... DONE Raw: 2533K c/s real, 2533K c/s virtual However, doing the same on AMD X3 720 leads to a *weird* performance drop from 2.xM c/s to 1.6M c/s. -- Dhiru
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