# HMG: Extending Cache Coherence Protocols Across Modern Hierarchical Multi-GPU Systems

> Research article (2020 IEEE International Symposium on High Performance Computer Architecture (HPCA), 2020) · cited 33× · AI/ML

**Wikidata**: [openalex:W3017188964](https://www.wikidata.org/wiki/openalex:W3017188964)  
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