stable-diffusion-xl-base-1.0 vs SDXL-Lightning

Specs, VRAM requirements and download trends — updated 10 November 2026.

stabilityai · A · Open weights
Params
2.6 B
Context
—
30d
4.6 M
openrail++ licence · conditional
ByteDance · B · Open weights
Params
—
Context
—
30d
256 K
openrail++ licence · conditional

Specification comparison

Differences are highlighted; identical values are muted.

Specification stable-diffusion-xl-base-1.0 SDXL-Lightning
Parameters 2.6 B —
Architecture — —
Context length — —
Licence openrail++ openrail++
Commercial use Conditional Conditional
Languages — —
Downloads 30d 4,649,928 255,636
Downloads all time 131.4 M 5.9 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2023-07-25 2024-02-20

Download trend

Daily snapshots, last 90 days (13 Aug – 10 Nov)

4.7 M80 K
stable-diffusion-xl-base-1.0 SDXL-Lightning

VRAM side by side

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

stable-diffusion-xl-base-1.0 · fp16 39.7 GB / 24 GB
❌ Won’t fit
SDXL-Lightning · fp16 54.9 GB / 24 GB
❌ Won’t fit

Adjacent comparisons