How long does Wan2.1 T2V-1.3B take per video?
On one GPU the fastest official timing for Wan2.1 T2V-1.3B is 4.4 min per video (T2V 480P, RTX 4090). With 8× RTX 4090 it drops to 112 s. 5-second 480P video (README: 'about 4 minutes' on an RTX 4090).
Last checked 2026-10-17 on the official pages.
Total generation time per video from the model maker's own benchmark table, and how many videos per hour that is for one setup.
| Setting | GPUs | Time per video | Videos / hour | Source |
|---|---|---|---|---|
| T2V 480P | 1× RTX 4090 | 261.4 s (4.4 min) | 13.8 | benchmark · 2026-10-17 |
| T2V 480P | 2× RTX 4090 | 188.5 s (3.1 min) | 19.1 | benchmark · 2026-10-17 |
| T2V 480P | 4× RTX 4090 | 120.8 s (2.0 min) | 29.8 | benchmark · 2026-10-17 |
| T2V 480P | 8× RTX 4090 | 112.3 s (112 s) | 32.1 | benchmark · 2026-10-17 |
Wan2.1 T2V-1.3B cost per video · VRAM requirements
Frequently asked questions
How long does Wan2.1 T2V-1.3B take to generate a video?
On one GPU the fastest official timing for Wan2.1 T2V-1.3B is 4.4 min per video (T2V 480P, RTX 4090). With 8× RTX 4090 it drops to 112 s. 5-second 480P video (README: 'about 4 minutes' on an RTX 4090).
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