Compatibility Check
Can I Run Gemma 3 27B on Apple M3 Ultra?
Yes — Apple M3 Ultra runs Gemma 3 27B fully on GPU at the Q8_0 quantization.
Estimated ~26.5 tokens/sec on the Q8_0 quantization.
Full GPU
Best variant: Q8_0
Full GPU inference — 192 GB VRAM meets the 36 GB recommendation.
- GPU VRAM
- 192 GB
- Min VRAM (best fit)
- 30 GB
- Recommended VRAM
- 36 GB
- Estimated tok/s
- ~26.5
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Every Gemma 3 27B quantization on Apple M3 Ultra
Each row runs the compatibility engine against your VRAM, RAM, and the model's requirements.
| Quantization | File Size | Min VRAM | Rec VRAM | Context | Verdict | Estimated tok/s |
|---|---|---|---|---|---|---|
| Q4_K_M | 16 GB | 18 GB | 24 GB | 8K / 32K | Full GPU | ~40 |
| Q8_0Best fit | 28.7 GB | 30 GB | 36 GB | 8K / 32K | Full GPU | ~26.5 |
Apple M3 Ultra is solid pick for Gemma 3 27B
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