§01·compatibility · /check
Flux.1 Dev on RTX 3090 Ti
Yes — Flux.1 Dev runs on the RTX 3090 Ti (24 GB). Fastest community-measured result in it/s: 1.27.
✓ runsimageactive30 series24GB VRAM
step-by-step recipe for this pair
Flux.1 Dev on RTX 3090 Ti: ComfyUI Image Generation Guide
imagebeginner24GB+
§02·benchmarks
| Task | Quant | Speed | VRAM | Works | Confidence | Source | Verified |
|---|---|---|---|---|---|---|---|
| t2i | FP8 | 1.27it/s | ✓ | github.com· web | 2026-05-15 | ||
| t2i | FP16 | 30s | ✓ | github.com· web | 2026-05-15 |
§03·how it was measured
- t2iFP81.27 it/s
1 megapixel resolution. Taking around 25-26 seconds to generate.
recorded from github.com ↗ · verified 2026-05-15
- t2iFP1630 s
Takes around 30 seconds per image. Author mentions potential offloading if used as primary GPU.
recorded from github.com ↗ · verified 2026-05-15
§04·more Flux.1 Dev recipes
§05·common questions
Can you run Flux.1 Dev on RTX 3090 Ti?
Yes — Flux.1 Dev runs on the RTX 3090 Ti (24 GB). Fastest community-measured result in it/s: 1.27.
Which quantizations have been tested for Flux.1 Dev on RTX 3090 Ti?
FP8, FP16 — measured in community benchmarks.
How fast is Flux.1 Dev on RTX 3090 Ti?
Up to 1.27 it/s (t2i), the fastest community-measured result in it/s.
Are there step-by-step instructions for Flux.1 Dev on RTX 3090 Ti?
Yes — a step-by-step recipe documents Flux.1 Dev on the RTX 3090 Ti, linked at the top of this page.