Large scale and hybrid computing with CP2K - Prace Training Portal
Large scale and hybrid computing with CP2K - Prace Training Portal
Large scale and hybrid computing with CP2K - Prace Training Portal
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An auto-tunedsmall matrix muliply libraryC=C+A x BLibsmm outperforms optimized blas : 2x-10x● Various 'strange' sizes needed●5x5, 5x13, 13x13 ...● H<strong>and</strong>-optimization● too difficult● too time-consuming● not-flexible enough (new chips)● Auto-generate a separate library● Easy● Fast● Flexible● Now availableAutogeneration – Autotuning … a powerful approach to performance (Atlas, FFTW, ...)
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