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GPUs are actually "single program, multiple data" (SPMD) machines, as far as programming is concerned. Internally, I believe they're implemented in a SIMD-like
by erichocean 13y ago
GPUs are actually "single program, multiple data" (SPMD) machines, as far as programming is concerned. Internally, I believe they're implemented in a SIMD-like fashion, with extra hardware to handle the single program aspect within each lane.