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I've heard that running CFD on thr CPU is still quite popular and prevalent, despite GPU implementations being widely available. What is it about the algorithm
by Scene_Cast2 3y ago
I've heard that running CFD on thr CPU is still quite popular and prevalent, despite GPU implementations being widely available. What is it about the algorithm that makes GPUs less suitable? Model sizes? Branching? Data (non-)locality?
- bobim 3y agoMemory is one limiting factor, needing over 512 Gb is not uncommon. But complex physics like chemical reactions, particle tracking, any user field functions, is probably what is tricky to implement on a GPU.