KV cache quantization impact on Qwen3.8 27B quantified via KLD across 35 weight quants; tests span llama.cpp, exllamav3, and vLLM with 16-bit, 8-bit, and 4-bit KV cache where supported
Read the original at www.reddit.com→KV cache quantization has been a hotly-debated topic for this community for some time, with opinions ranging from "never quantize" to "4 bit is fine". Since the anecdotal evidence is rather inconsistent, I decided to...
Original headline: "Effects of KV Cache Quantization on Qwen3.8 27B"
Coverage timeline
- Nov 7, 17:09 UTC r/LocalLLaMA lead source Effects of KV Cache Quantization on Qwen3.8 27B