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CFD on GPU computing

I saw this news. It makes me wonder why the speedup is only 2x compared to quad-core CPU.

 

http://www.marketwatch.com/story/nvidia-tesla-gpus-enable-shorter-design-cycles-improved-product-quality-using-acusolve-2010-05-27?reflink=MW_news_stmp

NVIDIA Tesla GPUs Enable Shorter Design Cycles, Improved Product Quality Using AcuSolve
Latest Release of the AcuSolve CFD Software Doubles Performance of Flow Simulations Using NVIDIA Tesla C2050 GPUs

SANTA CLARA, CA, May 27, 2010 (MARKETWIRE via COMTEX) — NVIDIA [...]

June 22nd, 2010 | Tags: | Category: CFD, GPU computing | Comments are closed

OpenCurrent, an open source library of CUDA-accelerated PDE solvers over regular grids

This is a great news for CUDA and CFD. See the below news:

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http://forums.nvidia.com/index.php?showtopic=107374

After a long summer of hacking, I’m happy to announce the release of OpenCurrent, an open source library of CUDA-accelerated PDE solvers over regular grids. It includes a second order accurate solver for buoyancy-driven incompressible flows, as well as building blocks from which [...]

September 28th, 2009 | Tags: , | Category: CFD, GPU computing | Comments are closed