How long does Wan2.1 I2V-14B take per video?
On one GPU the fastest official timing for Wan2.1 I2V-14B is 24.9 min per video (I2V 720P, H100/H800). With 8× H100/H800 it drops to 4.0 min. 720P. Clip length isn't stated in the table.
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 |
|---|---|---|---|---|
| I2V 720P | 1× A100/A800 | 2715.5 s (45.3 min) | 1.3 | benchmark · 2026-10-17 |
| I2V 720P | 2× A100/A800 | 1371.7 s (22.9 min) | 2.6 | benchmark · 2026-10-17 |
| I2V 720P | 4× A100/A800 | 716.1 s (11.9 min) | 5.0 | benchmark · 2026-10-17 |
| I2V 720P | 8× A100/A800 | 389.7 s (6.5 min) | 9.2 | benchmark · 2026-10-17 |
| I2V 720P | 1× H100/H800 | 1491.6 s (24.9 min) | 2.4 | benchmark · 2026-10-17 |
| I2V 720P | 2× H100/H800 | 753.9 s (12.6 min) | 4.8 | benchmark · 2026-10-17 |
| I2V 720P | 4× H100/H800 | 403.9 s (6.7 min) | 8.9 | benchmark · 2026-10-17 |
| I2V 720P | 8× H100/H800 | 238.8 s (4.0 min) | 15.1 | benchmark · 2026-10-17 |
| I2V 720P | 1× H20 | 5494.8 s (91.6 min) | 0.7 | benchmark · 2026-10-17 |
| I2V 720P | 2× H20 | 2756.6 s (45.9 min) | 1.3 | benchmark · 2026-10-17 |
| I2V 720P | 4× H20 | 1417.0 s (23.6 min) | 2.5 | benchmark · 2026-10-17 |
| I2V 720P | 8× H20 | 778.2 s (13.0 min) | 4.6 | benchmark · 2026-10-17 |
Wan2.1 I2V-14B cost per video · VRAM requirements
Frequently asked questions
How long does Wan2.1 I2V-14B take to generate a video?
On one GPU the fastest official timing for Wan2.1 I2V-14B is 24.9 min per video (I2V 720P, H100/H800). With 8× H100/H800 it drops to 4.0 min. 720P. Clip length isn't stated in the table.
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