Date: Wed, 25 Apr 2012 22:24:23 +0200 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: New RAR OpenCL kernel On 04/25/2012 02:38 PM, SAYANTAN DATTA wrote: > Hi magnum, > > I tested your rar format on my 4890.Here's the result: > > OpenCL platform 0: AMD Accelerated Parallel Processing, 2 device(s). > Using device 0: ATI RV770 > Compilation log: LOOP UNROLL: pragma unroll (line 264) > Unrolled as requested! > > Optimal local work size 256 > (to avoid this test on next run, put "rar_LWS = 256" in john.conf, section > [Options:OpenCL]) > Optimal keys per crypt 256 > (to avoid this test on next run, put "rar_KPC = 256" in john.conf, section > [Options:OpenCL]) > Local worksize (LWS) 256, Global worksize (KPC) 256 > Benchmarking: RAR3 (6 characters) [OpenCL]... DONE > Raw: 64.2 c/s real, 64.2 c/s virtual > > Is it okay to have KPC 256? Seems a bit low.. Thanks! I suspect this is very low for that card, it should likely be more than 10x faster. I really need to find out what I am doing that nvidia's like, but AMD's do not. Good to hear it's working at all though. magnum
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