LTX Video 13B needs ~24.0 GB VRAM. Mac Studio M3 Ultra 256GB has 184.3 GB.
| Precision | VRAM Needed | Status | Grade |
|---|---|---|---|
| FP16Best | 24.0 GB | Runs natively | S |
| FP8 | 25.6 GB | Runs natively | S |
Parameters
13B
Precision
FP16
Max Resolution
1280×720
VRAM
24.0 GB / 184.3 GB
Gen Time
~1m 7s/frame
| Workload | Grade | Fit | VRAM | Per Frame |
|---|---|---|---|---|
| Short Clip | S | Runs natively | 24.0 GB | ~1m 7s |
| Long Video | S | Runs natively | 40.0 GB | ~1m 31s |
How LTX Video 13B (13B params) performs at each scenario on Mac Studio M3 Ultra 256GB (184.3 GB usable).
| Scenario | VRAM | Mac Studio M3 Ultra 256GB |
|---|---|---|
| 512×512 · 25 frames | 25.6 GB | S● |
| 768×512 · 25 frames | 24.0 GB | S● |
| 768×512 · 100 frames | 24.0 GB | S● |
| 1280×720 · 25 frames | 40.0 GB | S● |
| Scenario | VRAM | Mac Studio M3 Ultra 256GB |
|---|---|---|
| 512×512 · 25 frames | 23.5 GB | S |
| 768×512 · 25 frames | 25.6 GB | S |
| 768×512 · 100 frames | 31.9 GB | S |
| 1280×720 · 25 frames | 34.1 GB | S |
Yes, Mac Studio M3 Ultra 256GB can run LTX Video 13B for video generation. Runs natively.
LTX Video 13B (13B parameters) requires approximately 24.0 GB at FP16. Mac Studio M3 Ultra 256GB provides 184.3 GB.
On Mac Studio M3 Ultra 256GB, LTX Video 13B can generate video at up to 1280x720. Generation time is approximately 67.3 seconds per frame.
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