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GPU-Batched Solving of Atmospheric Chemistry Mechanisms Across Grid Cells

A performance strategy for chemical-transport models that solves the stiff chemical mechanism of thousands of grid cells simultaneously as one batched system and ports the hottest solver routine to the GPU with optimized memory access, yielding several-fold speedups.

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Adapting Atmospheric Chemistry Components for Efficient GPU Accelerators

Atmospheric models demand a lot of computational power and solving the chemical processes is one of its most computationally intensive components. This work shows how to improve the computational per…