Can MAGI-1 run on Mac Studio M2 Ultra 128GB?
YES — Runs Great
S90Excellent
MAGI-1 needs ~67.3 GB VRAM. Mac Studio M2 Ultra 128GB has 92.2 GB.
67.3 GB required92.2 GB available
73% VRAM used
Parameters
24B
Precision
FP16
Max Resolution
1280×720
VRAM
67.3 GB / 92.2 GB
Gen Time
~1m 41s/frame
Performance by workload
| Workload | Grade | Fit | VRAM | Per Frame |
|---|---|---|---|---|
| Short Clip | S | Runs natively | 67.3 GB | ~1m 41s |
| Long Video | B | Runs with offload | 90.5 GB | ~2m 16s |
Video scenario compatibility
How MAGI-1 (24B params) performs at each scenario on Mac Studio M2 Ultra 128GB (92.2 GB usable).
FP16 (full precision)
| Scenario | VRAM | Mac Studio M2 Ultra 128GB |
|---|---|---|
| 512×512 · 25 frames | 65.2 GB | S |
| 768×512 · 25 frames | 67.3 GB | S |
| 768×512 · 100 frames | 73.6 GB | S |
| 1280×720 · 25 frames | 75.8 GB | A |
FP8 (quantized — ~40% less VRAM)
| Scenario | VRAM | Mac Studio M2 Ultra 128GB |
|---|---|---|
| 512×512 · 25 frames | 35.1 GB | S |
| 768×512 · 25 frames | 37.2 GB | S |
| 768×512 · 100 frames | 43.5 GB | S |
| 1280×720 · 25 frames | 45.6 GB | S |
Memory breakdown
Required: 67.3 GBAvailable: 92.2 GB
Weights48.0 GB
VAE0.2 GB
Text Encoder9.4 GB
Activations6.0 GB
Overhead0.5 GB
Frequently asked questions
Can Mac Studio M2 Ultra 128GB run MAGI-1?
Yes, Mac Studio M2 Ultra 128GB can run MAGI-1 for video generation. Runs natively.
How much VRAM does MAGI-1 need?
MAGI-1 (24B parameters) requires approximately 67.3 GB at FP16. Mac Studio M2 Ultra 128GB provides 92.2 GB.
What resolution and duration can MAGI-1 produce on Mac Studio M2 Ultra 128GB?
On Mac Studio M2 Ultra 128GB, MAGI-1 can generate video at up to 1280x720. Generation time is approximately 100.8 seconds per frame.
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