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Can the Apple M1 Ultra 128GB run Wan 2.1 14B I2V?
Yes — it has the VRAM to hold it. Generation speed depends on your tool, resolution and steps, so we don't estimate it.
Does Wan 2.1 14B I2V fit the Apple M1 Ultra 128GB?
| Precision | Weights | Fits ~115.2 GB? |
|---|---|---|
| FP16 | ~28 GB | yes |
| Q8 | ~14 GB | yes |
| Q4 | ~7.8 GB | yes |
VRAM fit only — weights at each precision vs ~115.2 GB usable. We don't estimate generation speed for image/video/audio models (it depends on the tool, resolution and steps).
FAQ
Can the Apple M1 Ultra 128GB run Wan 2.1 14B I2V?▶
Yes — its ~115.2 GB of usable memory holds Wan 2.1 14B I2V (~28 GB at FP16; less at Q8/Q4). Speed isn't estimated as it depends on the tool, resolution and steps.
How fast is it?▶
We don't estimate generation speed for image/video/audio models — it depends on the tool, resolution and steps. This page only checks whether the model fits in memory.