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Quantizing MTP KV Cache = free lunch?

Via r/LocalLlama
Monday, May 18, 2026 · 11:52AM
Summary

With the MTP llama.cpp implementation in the Qwen3.6/3.5 models more VRAM is required for the MTP layer. However, many people don't realize this layer comes with its own KV cache which can also be quantized: -cache-type-k-draft q8_0 -cache-type-v-draft q8_0 So is it free lunch thus allowing us to fi

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