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Date: Mon, 12 Nov 2012 02:14:10 +0400
From: Solar Designer <>
Subject: Re: Problem with AMD and recent Patch

On Sun, Nov 11, 2012 at 02:30:42PM +0100, Marc Brinkmann wrote:
> marc@...berd:~/JohnTheRipper/run$ ./john --test --format=office2010-opencl
> OpenCL platform 0: AMD Accelerated Parallel Processing, 2 device(s).
> Using device 0: Juniper
> Local worksize (LWS) 64, Global worksize (GWS) 4096
> Benchmarking: Office 2010 SHA-1 AES (100,000 iterations) [OpenCL 4x]... DONE
> Raw:    5251 c/s real, 364088 c/s virtual
> marc@...berd:~/JohnTheRipper/run$
> It's working like a charm :)
> So as i said thanks for your patience and great work!!
> And tba. 364k c/s seems a lot more promissing, than the 120 my ION Chip can
> handle :D

The real speed is 5251 c/s.  The "virtual" speed is measured in CPU
time, not in real time.  When you're using a GPU, you may be using less
than 100% of a CPU core's time (often a lot less), hence the higher
virtual speed figure per CPU time consumed.


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