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Vectorization Of Narrow Matrix Multiplication for Ascend AI Inference Acceleration

Shurygin, Anton et al.
arXiv (OAI Expanded) · Papers
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and-cluster-computingdistributedparallel
This research proposes and evaluates a novel approach to optimizing matrix multiplication (MatMul) on Huawei Ascend NPUs, motivated by a key insight: during matrix-vector multiplication (narrow MatMul), the Cube Unit (AIC) is often underutilized, while the Vector Unit (AIV) remains idle for most of
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