Date: Sun, 2 Jan 2011 16:52:13 -0800 From: Dhiru Kholia <dhiru.kholia@...il.com> To: john-users@...ts.openwall.com Subject: Re: NTLM and OpenCL 1.0 On Thu, Dec 30, 2010 at 11:23 PM, Dhiru Kholia <dhiru.kholia@...il.com> wrote: > I have added preliminary OpenCL support for raw-MD4 hashes (combined > OpenCL patch attached). Performance sucks right now but I am working > on it :-). I have added OpenCL support for raw-MD4 and raw-MD5 hashes. $ ../run/john -test -format=raw-md5 Benchmarking: Raw MD5 [raw-md5 64x1]... DONE Raw: 5874K c/s real, 5933K c/s virtual $ ../run/john -test -format=raw-md5-opencl Benchmarking: Raw MD5 [raw-md5-opencl]... OpenCL Platform: <<<NVIDIA CUDA>>> and device: <<<GeForce GT 240>>> DONE Raw: 37374K c/s real, 111025K c/s virtual $ ../run/john -test -format=raw-md4 Benchmarking: Raw MD4 [32/64]... OpenCL Platform: <<<NVIDIA CUDA>>> and device: <<<GeForce GT 240>>> DONE Raw: 27698K c/s real, 59918K c/s virtual Areas which needs more work are marked as TODO in the code. Thanks Erik for all the testing and benchmarking reports! ... GT 240 is strangely giving better performance (>2X) than AMD 6970 which I got recently. Drivers? Crappy compiler? I have started looking into AMD CAL to get more performance. -- Cheers, Dhiru Download attachment "john-1.7.6-jumbo-9-opencl-9.diff.gz" of type "application/x-gzip" (28514 bytes)
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