# Can I run LTX-Video 13B on Apple M5 (32GB)?

Updated: 2026-06-15

**Yes, but tight.** Fits at fp8 (~20 GB of ~21 GB usable) but with little headroom; close other apps.

- Model: 13B DIT video model, peak ~20 GB VRAM at fp8
- Device: 32 GB unified, ~21 GB usable
- All components resident (no offload): ~38 GB
- Offload floor (slow): ~12 GB
- Tools: ComfyUI, Diffusers
- License: LTX-Video Open Weights (OpenRAIL-M) (commercial use: yes)

Sources: https://huggingface.co/Lightricks/LTX-Video, https://huggingface.co/Lightricks/LTX-Video-0.9.8-13B-distilled, https://huggingface.co/docs/diffusers/api/pipelines/ltx_video.

More: https://localmodel.run/can-i-run/ltx-video-13b/apple-m5-32gb