Author

Yannis Chronis

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Preprint Aug 2026

Over the Memory Wall, Into the Instruction Wall: The New Bottleneck in GPU Data Processing

Valk, a performance analysis tool that combines data from multiple profilers, shows that when memory bandwidth is increased, kernels become compute bound, and makes three recommendations to fully utilize the GPUs' potential for relational workloads when the memory wall is removed.

S. Hepkema, Bowen Wu, Christos Kozyrakis et al. · 0 citations