NuDEAL framework delivers three complementary GPU-accelerated solvers (MOC/HFEM, DGMOC, DFEM-SN) for multigroup transport on unstructured meshes, with DFEM-SN showing eigenvalue errors below 50 pcm and the others matching large CPU cluster speeds on single GPUs.
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Verification and Performance Assessment of NuDEAL, a GPU-Accelerated Deterministic Transport Framework on Unstructured Meshes
NuDEAL framework delivers three complementary GPU-accelerated solvers (MOC/HFEM, DGMOC, DFEM-SN) for multigroup transport on unstructured meshes, with DFEM-SN showing eigenvalue errors below 50 pcm and the others matching large CPU cluster speeds on single GPUs.