Can I Run Mistral Small 4 on a Apple M3 Ultra (512GB)?
Runs at full precision (f32). Zero quality loss.
3 quantizations fit your 512GB
| Quant | Min VRAM | Recommended | File size | Headroom |
|---|---|---|---|---|
| f32BEST | 478.6 GB | 480.1 GB | 1.7 GB | +33.4 GB |
| fp16 | 239.8 GB | 241.3 GB | 0.9 GB | +272.2 GB |
| Q3_K_S | 47.0 GB | 48.5 GB | 49.6 GB | +465.0 GB |
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Top-ranked open-source models that fit in 512GB.
FAQ
Can the Apple M3 Ultra (512GB) run Mistral Small 4?
Yes. The Apple M3 Ultra (512GB)'s 512GB of unified memory is enough to run Mistral Small 4 at f32 quantization (478.6GB required).
What's the best quantization to use?
f32 is the highest-precision quantization that fits in your 512GB. It uses about 478.6GB of memory and 480.1GB recommended for comfortable inference.
What if I need more headroom for context length?
KV cache memory grows with context length. The numbers above assume a baseline 2K-4K context. For long-context use (32K+), add another 2-6GB depending on the model architecture.