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// RUN — FITS
Can the Apple M1 Ultra 128GB run MoEFold2D?
Yes — here's how fast and up to what context, with real measured numbers.
MoEFold2D on the Apple M1 Ultra 128GB
| Quant | Fits? | Max context | Speed | Beyond context |
|---|---|---|---|---|
| FP16 | yes | 1735k | 283333.3-341666.7 t/s | ~3541.7-4270.8 (slow) |
| Q8 | yes | 1735k | 566666.7-683333.3 t/s | ~7083.3-8541.7 (slow) |
| Q4 | yes | 1735k | 1011904.8-1220238.1 t/s | ~12648.8-15253 (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 M1 Ultra 128GB run MoEFold2D?▶
Yes. At Q4 it generates ~1011904.8-1220238.1 tok/s and fits up to 1735k context; beyond that it spills to SSD swap and slows to ~12648.8-15253 tok/s.
How much context fits?▶
At Q4, up to about 1735k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.