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// RUN — FITS
Can the Apple M2 Ultra 64GB run Granite 3.2 2B?
Yes — here's how fast and up to what context, with real measured numbers.
Granite 3.2 2B on the Apple M2 Ultra 64GB
| Quant | Fits? | Max context | Speed | Beyond context |
|---|---|---|---|---|
| FP16 | yes | 779k | 107.5-129.6 t/s | ~1.3-1.6 (slow) |
| Q8 | yes | 817k | 215-259.3 t/s | ~2.7-3.2 (slow) |
| Q4 | yes | 834k | 384-463 t/s | ~4.8-5.8 (slow) |
Estimate (memory-bound). Beyond "max context" the KV cache spills to SSD swap and speed drops to the "beyond" figure.
FAQ
Can the Apple M2 Ultra 64GB run Granite 3.2 2B?▶
Yes. At Q4 it generates ~384-463 tok/s and fits up to 834k context; beyond that it spills to SSD swap and slows to ~4.8-5.8 tok/s.
How much context fits?▶
At Q4, up to about 834k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.