STARC remaps sparse KV caches by semantic clustering for PIM hardware, delivering 19-31% lower attention latency and 19-27% lower energy versus token-wise sparsity, with larger gains under tight KV budgets.
Pathfinding future pim archi- tectures by demystifying a commercial pim technology,
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Sparse Attention Remapping with Clustering for Efficient LLM Decoding on PIM
STARC remaps sparse KV caches by semantic clustering for PIM hardware, delivering 19-31% lower attention latency and 19-27% lower energy versus token-wise sparsity, with larger gains under tight KV budgets.