Run Qwen 3.5 9B on M5 Ultra

Qwen 3.5 9B runs at 167 tok/s on a 256 GB M5 Ultra, a community run reported by bohemiansilicon.com (MLX, 4-bit, 512-token random prompt, 128 generated, empty context, mean of 2). It needs about 7 GB of unified memory. It is Alibaba's 9B dense model, released under the Apache 2.0 licence.

Speed
community167
tok/s
First Token
—
seconds
RAM Needed
7
GB minimum
Engine
MLX
of this figure
Want to run Qwen 3.5 9B faster — or step up to bigger models? Find your Mac →

The figure

This is a community run: a real run, reported by its source and linked below. The index records it as given and never adjusts it.

MetricValue
Tokens per secondcommunity167 tok/s
Provenancecommunity run · bohemiansilicon.com
Quantization4-bit
EngineMLX
Context512-token random prompt, 128 generated, empty context, mean of 2
Figure dated2026-10-15
Minimum RAM7 GB
Parameters9B
Chip bandwidth1228 GB/s

Every figure for Qwen 3.5 9B on the M5 Ultra

Each row as the index holds it, with its source. “Mac RAM” is the memory of the Mac a run used, not the model’s requirement (7 GB). The headline figure follows the reference rule: the lower-median measured plain-decode run at 5 bits or fewer (a run whose quant was not stated counts only when no stated-quant run qualifies), else the estimate; a run marked “not used to anchor estimates” is listed here but never becomes the headline.

SpeedQuantEngineMac RAMContextSourceNote
community167 tok/s4-bitMLX256 GB512-token random prompt, 128 generated, empty context, mean of 2bohemiansilicon.comMac Studio, mlx-lm 0.32 on macOS 27.0.1, mlx-community 4-bit MLX conversion. Published by Bohemian Silicon, which rents out this Mac.
Provenance key
sourced
Published figure — vendor or press review
estimated
community
Linked individual run — blog, forum or submission

Setup: run Qwen 3.5 9B on a Mac

Ollama — install it (brew install ollama or the app from ollama.com), then pull the model by its tag, checked on ollama.com on 2026-10-24:

ollama run qwen3.5:9b

MLX — pick a build from Hugging Face’s MLX listings, then run it with its repo id:

pip install -U mlx-lm
mlx_lm.generate --model <repo-id> --prompt "Hello"

Downloads: Search the Ollama library → · model card →

The 167 tok/s figure above came from MLX at 4-bit; other runtimes and quants run at different speeds.

Prefer a GUI? LM Studio downloads GGUF and MLX builds in one click. Step by step: install Ollama on a Mac.

Qwen 3.5 9B on other Apple Silicon chips

ChipSpeedQuantEngineBandwidth
M5 Maxestimated82 tok/sQ4_K_MOllama614 GB/s
M4 Proestimated39 tok/sQ4_K_MMLX273 GB/s
M6estimated25 tok/sQ4_K_MMLX170 GB/s
M4estimated18 tok/sQ4_K_MLM Studio120 GB/s
M3estimated15 tok/sQ4_K_MOllama100 GB/s
M1estimated10 tok/sQ4_K_MOllama68 GB/s

About Qwen 3.5 9B

Alibaba's 9B model, ~82 tok/s on M5 Max. Apache 2.0 license, LLMCheck capability 18/50.

Apache 2.0 licence · 9B · 262K context · LLMCheck capability 18/50 · see its leaderboard rank →

System requirements

Macs with the M5 Ultra

🛒 Get a Mac that runs Qwen 3.5 9B

Qwen 3.5 9B needs about 7 GB of unified memory. These current Apple Silicon Macs have the headroom to run it comfortably:

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