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[Sponsors] |
November 13, 2010, 14:02 |
OpenFOAM goes multi-gpu
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#1 |
Member
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Dear All,
We are about to release a new version of OpenFOAM plugin aimed at acceleration of OF simulations on multi-gpu systems (also with single gpu). I was wondering if OpenFOAM users have some special feature requests. FYI, the plugin has the following functionality: - It is a plugin and does not require to recompile OF. You just change one line in the configuration file and gpu-based solvers are used, if available. - Currently, we also provide CG in single precision at no cost to demonstrate its usefulness but the plugin works with any gpu-based solver that produces matrices in CSR format. - Note: We charge for CG/BCGSTAB in double precision and support. Installation of the free OF plugin will be quite simple. - It will discover how many gpu cards the system has and will submit more intensive jobs to better cards. - The plugin will be available at speedit.vratis.com - So far we tested it with our solvers and we observed acceleration from several times on standard setup : GTX285+GTX460 to x38 on 4xTesla machines depending on the problem. At speedit.vratis.com there is a forum where we have opened the discussion on feature requests. I am looking forward to meeting you there. |
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Tags |
cuda, gpu, openfoam |
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