You guys were right - Qwen 3.6 35B IS good...and KV Cache DOES matter.

In three linesUser compares Qwen 3.6 35B and 27B with different quantizations. Qwen 35B IQ4NXL without quantized KV cache outperforms Qwen 27B Q5 KXL with KV Q8/8 on agentic tasks. Quantized KV cache significantly impacts performance in long context, contrary to previous claims.

Summary generated by Claude — human-verified