FLUX.1-dev vs FLUX.1-schnell
Specs, VRAM requirements and download trends — updated 20 September 2026.
Specification comparison
Differences are highlighted; identical values are muted.
| Specification | FLUX.1-dev | FLUX.1-schnell |
|---|---|---|
| Parameters | 11.9 B | 11.9 B |
| Architecture | — | — |
| Context length | — | — |
| Licence | other | apache-2.0 |
| Commercial use | Unknown | Allowed |
| Languages | 1 | 1 |
| Downloads 30d | 764,743 | 602,508 |
| Downloads all time | 33.6 M | 22.8 M |
| Quantizations on the Hub | SAFETENSORS | SAFETENSORS |
| Gated | Yes — accept licence | Yes — accept licence |
| First seen on the Hub | 2024-07-31 | 2024-07-31 |
Download trend
Daily snapshots, last 55 days (28 Jul – 20 Sep)
835 K198 K
FLUX.1-dev
FLUX.1-schnell
VRAM side by side
On RTX 4090 · 24 GB · 8K context unless noted
FLUX.1-schnell · fp16
65.9 GB / 24 GB
FLUX.1-dev · fp16
66.0 GB / 24 GB