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Date: Sat, 30 May 2015 02:03:56 +0200
From: magnum <>
Subject: Re: bitslice SHA-256

On 2015-05-30 01:59, magnum wrote:
> On 2015-05-29 20:13, Alain Espinosa wrote:
>> Hand-crafted AVX2 assembly code done for "normal" SHA256.
>> Performance in a core i5-4670 3.4GHz, single thread:
>> - 23.7 millions keys per second. 87% faster than the bitslice one
>> with AVX2 intrinsics.
> What's the main cause for this huge difference between normal SHA256
> implemented in assembly versus intrinsics?

Sorry, I mis-read. I though it was 87% faster than a *non* bitslice 
using AVX2 intrinsics.


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