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Date: Wed, 24 Jun 2015 19:18:56 -0400
From: Alain Espinosa <>
Subject: Re: optimizing bcrypt cracking on x86

-------- Original message --------
From: Solar Designer <> 
Date:06/24/2015 6:45 PM (GMT-05:00) 
Subject: Re: [john-dev] optimizing bcrypt cracking on x86 

> This is other thing that is different in my tests (may be my asm code is suboptimal). In a core i3-2120 I get 4% speed up interleaving 3 keys instead of 2. This is using 4 threads.

...Of course, on an HT-less CPU you need to interleave 3 or 4 instances
rather than just 2.

This is a HT capable CPU: 2 cores each with 2 HT threads.

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