SemiAnalysis on Sparse Attention, Memory Hierarchies, and GLM-5.3 Serving Economics
Newsletter SemiAnalysis
Issue:How GLM5.3 Sparse Attention Affects HBM Memory Usage ↗
SemiAnalysis analyzes how sparse attention impacts memory capacity, examining hierarchical systems like HiSparse, inference benchmarks across GB200, GB300, and MI355X, and the architectural design of GLM-5's sparse attention.