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Models › Olmo 3.1 32B › Apple M4 Pro (48 GB)

Can I run Olmo 3.1 32B on Apple M4 Pro (48 GB)?

Yes

Yes. Olmo 3.1 32B fits fully on the Apple M4 Pro (48 GB) at Q6_K (about 29.7 GB of 32 GB usable, 8k context). ESTIMATE

Verdict by quantization (8k context, f16 KV, 32 GB RAM for offload)

QuantNeedsApple M4 Pro (48 GB) (48 GB, ~32 GB GPU-usable)
Q3_K_M18.9 GB✅ Fits
IQ4_XS19.9 GB✅ Fits
Q4_K_M22.5 GB✅ Fits
MXFP421.5 GB✅ Fits
Q5_K_M26.0 GB✅ Fits
Q6_K29.7 GB⚠️ Fits, tight
Q8_037.9 GB❌ Doesn't fit
F1668.8 GB❌ Doesn't fit

Speed ESTIMATE

About 10 tok/s generation at Q4_K_M, scaled from measured Llama 2 7B Q4_0 runs on this chip. Not measured for Olmo 3.1 32B; submit a benchmark.

Memory figures are estimates from the model's parameter count and config.json (Hugging Face). How we calculate. Last verified with data from 2026-10-22.

FAQ

Can I run Olmo 3.1 32B on the Apple M4 Pro (48 GB)?

Yes. Olmo 3.1 32B fits fully on the Apple M4 Pro (48 GB) at Q6_K (about 29.7 GB of 32 GB usable, 8k context).

How much VRAM does Olmo 3.1 32B need?

About 22.5 GB at Q4_K_M and 37.9 GB at Q8_0 with 8k context (estimate).

Other models on Apple M4 Pro (48 GB): gpt-oss 20B (MoE) · Qwen3.6 27B · Qwen3.6 35B A3B (MoE) · Qwen3.8 27B · Gemma 4 31B · Gemma 4 26B A4B (MoE) · Gemma 4 12B · Qwen3.5 9B · Qwen3 Coder 30B A3B (MoE) · GLM 4.7 Flash · Llama 3.1 8B Instruct · Kimi Linear 48B A3B (MoE) · NVIDIA Nemotron 3 Nano 30B A3B (MoE)

See all models for a 48GB Mac · all Mac sizes.

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