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Think Twice Before Quantizing That KV Cache, Here’s the Hard Data

Quantizing the KV cache on Qwen and other LLMs saves VRAM but can gut output quality. New research shows the drop is far worse than weight quantization, with creative and technical tasks taking the biggest hit.

#kv cache#LLM optimization#local AI...

kv cache

KV Cache Quantization Benchmarks: TurboQuant Is Overrated and KVarN Is the Real Deal

Deep benchmarks of Qwen 3.6 27B KV cache quantization methods reveal that TurboQuant’s glory days are behind it, while KVarN shifts the entire quality-per-memory curve.

#kv cache#KVarN#LLM optimization...