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Date: Thu, 3 May 2012 20:07:06 +0800
From: myrice <>
Subject: Re: SHA-512 on GPU

On Thu, May 3, 2012 at 7:49 PM, Solar Designer <> wrote:
> myrice -
> Meanwhile, oclHashcat-plus 0.08 got support for these two.  The posted
> speeds are 70M to 76M c/s on both GTX 570 1600 MHz and 7970 (yes, these
> should be directly comparable to those we're getting on bull).  So your
> 70M c/s on GTX 580 was a pretty good speed, in fact.  Now you just need
> to achieve it on the cards in bull as well. :-)

Okay. I am still debugging the xsha512-opencl for 7970. The OPENCL
EXTENSION cl_amd_printf works well on CPU but not on GPU. When I add a
prinft, the segment fault occurs.

BTW, after I adjust BLOCKS and THREADS in xsha512-cuda format. The
speed is 65M c/s on bull with GTX 570.

Dongdong Li

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