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Date: Mon, 08 Oct 2012 11:40:40 -0400
From: "Rick \"Zero_Chaos\" Farina" <zerochaos@...too.org>
To: john-users@...ts.openwall.com
Subject: Re: CUDA tweaking to your actual GPU
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On 10/08/2012 10:52 AM, Solar Designer wrote:
> On Mon, Oct 08, 2012 at 10:18:43AM -0400, Rick Zero_Chaos Farina wrote:
>> On 10/08/2012 03:58 AM, Lukas Odzioba wrote:
>>> 2012/10/6 magnum <john.magnum@...hmail.com>:
>>>> - The OpenCL support for nvidia automatically picks your actual architecture so will likely have similar goods and bads. It's probably possible to pick an arch per format, if we want to.
>>>
>>> Actually we can do the same by compiling N kernels (each for different
>>> sm) and choosing "most appropriate" - predefined for pair <GPU
>>> name/format> or GPU arch if we do not have such data.
>>
>> As a distro maintain I think this is a FANTASTIC idea. I would love to
>> be able build kernels for all supported opencl levels, or one, or
>> anything in between.
>
> I think there's some confusion here. Even though magnum mentioned
> OpenCL in the quote above, I think Lukas' comment applied to CUDA.
> For OpenCL, we're currently tuning/compiling kernels at runtime.
So can we do the same for cuda then? This is what hashcat does now as well.
- -Zero
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