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© NVIDIA Corporation 2009

Rayleigh-Bénard Results

Double precision

384 x 384 x 192 grid (max that fits in 4GB)

Vertical slice of temperature at y=0

Transition from stratified (left) to turbulent (right)

Regime depends on Rayleigh number: Ra = gαΔT/κν

8.5x speedup versus Fortran code running on 8-core 2.5 GHz Xeon

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