FLUX.1-schnell vs stable-diffusion-3.5-large

Specs, VRAM requirements and download trends — updated 21 September 2026.

black-forest-labs · A
Params
11.9 B
Context
30d
574 K
apache-2.0 · commercial OK
stabilityai · B
Params
8.2 B
Context
30d
103 K

Specification comparison

Differences are highlighted; identical values are muted.

Specification FLUX.1-schnell stable-diffusion-3.5-large
Parameters 11.9 B 8.2 B
Architecture
Context length
Licence apache-2.0 other
Commercial use Allowed Unknown
Languages 1 1
Downloads 30d 574,406 102,773
Downloads all time 22.8 M 2.6 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated Yes — accept licence Yes — accept licence
First seen on the Hub 2024-07-31 2024-10-22

Download trend

Daily snapshots, last 56 days (28 Jul – 21 Sep)

782 K60 K
FLUX.1-schnell stable-diffusion-3.5-large

VRAM side by side

On RTX 4090 · 24 GB · 8K context unless noted

FLUX.1-schnell · fp16 65.9 GB / 24 GB
❌ Won’t fit
stable-diffusion-3.5-large · fp16 80.4 GB / 24 GB
❌ Won’t fit

Adjacent comparisons