Can the Apple M4 Pro (48GB) run Qwen3 32B?

Apple M4 Pro (48GB) × Qwen3 32B8K context
YesRuns fully on the GPU
Memory at Q6_K29.6 GB of 36 GB
Weights 26.9 GBKV cache 2.1 GBRuntime 0.6 GB
QuantQ6_KExcellent
Memory29.6 GBof 36 GB usable
Speed~6tokens per second
  1. FP16
  2. Q8_0
  3. Q6_K
  4. Q5_K_M
  5. Q4_K_M
  6. Q3_K_M
  7. Q2_K

Yes. The Apple M4 Pro (48GB) can run Qwen3 32B fully in unified memory at Q6_K (excellent), using about 29.6 GB of the 36 GB available, at roughly 6 tokens/second.

Run it with Ollama

With Ollama installed, one command downloads and starts Qwen3 32B:

ollama run qwen3:32b

Ollama's default download is Q4_K_M (about 22.6 GB here). You have room for Q6_K, which is excellent: pick that GGUF in LM Studio or from Hugging Face.

Run it in the cloud

No Apple M4 Pro (48GB)? Run Qwen3 32B in the cloud.

Rent a cloud GPU by the hour. No upfront cost, stop any time.

Memory needed by quantization

At 8,192 tokens of context. The black line marks the 36 GB the Apple M4 Pro (48GB) can use. macOS lets the GPU use about 36 GB of the 48 GB unified memory by default.

QuantQualityMemoryFits?Speed
FP16Full quality68.3 GBToo big—
Q8_0Near-lossless37.6 GBToo big—
Q6_KExcellent29.6 GBFits~6 tok/s
Q5_K_MVery good26.1 GBFits~7 tok/s
Q4_K_MGood, most popular22.6 GBFits~8 tok/s
Q3_K_MNoticeably degraded18.8 GBFits~10 tok/s
Q2_KHeavily degraded15 GBFits~13 tok/s

Frequently asked questions

Can Apple M4 Pro (48GB) run Qwen3 32B?

Yes. The Apple M4 Pro (48GB) can run Qwen3 32B fully in unified memory at Q6_K (excellent), using about 29.6 GB of the 36 GB available, at roughly 6 tokens/second.

How much VRAM does Qwen3 32B need?

About 22.6 GB at Q4_K_M with 8,192 tokens of context, and about 68.3 GB at full FP16 precision.

How fast is Qwen3 32B on the Apple M4 Pro (48GB)?

Roughly 6 tokens per second at Q6_K, estimated from the Apple M4 Pro (48GB)'s 273 GB/s memory bandwidth.