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KO

40 tok/s on a 3080

·2026.04.17 05:23

Key point

Using turbo3, achieved about 40 tok/s running Qwen3.6 35B A3B at 260k ctx on a 12GB VRAM 3080.

Details

By combining GPU-POOR compile flags with the turbo3 KV cache, pushed Qwen3.6 35B A3B to about 40 tok/s at 260k ctx on roughly 12GB VRAM with an RTX 3080.

Configuration used:

  • Compile: GGML_CUDA_FA_ALL_QUANTS=ON, GGML_CUDA_F16=ON, GGML_CUDA_FORCE_MMQ=ON
  • Run: --ctx-size 0, --fit on, --flash-attn on, --cache-type-k turbo3, --cache-type-v turbo3, --reasoning off
  • Model: unsloth/Qwen3.6-35B-A3B-GGUF:UD-Q4_K_M

The author noted applying Qwen3.6's recommended thinking off setting, and structured the prompt harness into ask -> validate -> review -> refine/accept stages.

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