FLUX.1-dev
black-forest-labs/FLUX.1-dev
FLUX.1-dev, high quality text-to-image, 12B rectified flow.
Parameters
12B
Context
4K
Downloads
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Likes
9.8K
Architecture
flux
GPU Requirements
VRAM / RAM / disk estimates by quantization and usage scenario
| Quantization | Minimum | Recommended | Production |
|---|---|---|---|
| FP1616bit | 47.6 GB RAM 71.3 · Disk 73.9 | 50.9 GB RAM 76.3 · Disk 99.9 | 55.5 GB RAM 83.2 · Disk 138.9 |
| FP88bit | 25.4 GB RAM 38.1 · Disk 56.4 | 27.7 GB RAM 41.6 · Disk 82.4 | 31.3 GB RAM 47.0 · Disk 121.4 |
| INT88bit | 25.4 GB RAM 38.1 · Disk 56.4 | 27.7 GB RAM 41.6 · Disk 82.4 | 31.3 GB RAM 47.0 · Disk 121.4 |
| AWQ4bit | 14.8 GB RAM 32.0 · Disk 48.0 | 16.6 GB RAM 32.0 · Disk 74.0 | 19.7 GB RAM 32.0 · Disk 113.0 |
| GPTQ4bit | 14.9 GB RAM 32.0 · Disk 48.2 | 16.8 GB RAM 32.0 · Disk 74.2 | 19.9 GB RAM 32.0 · Disk 113.2 |
| GGUF4bit | 15.2 GB RAM 32.0 · Disk 48.4 | 17.0 GB RAM 32.0 · Disk 74.4 | 20.2 GB RAM 32.0 · Disk 113.4 |
GPU Recommendations
1× RTX 5090
32 GB VRAM
≈ 15.7 img/min
Effective production throughput ≈ 11 images/min
score 0.634
1× RTX 3090
24 GB VRAM
≈ 5.3 img/min
Effective production throughput ≈ 3.7 images/min
score 0.6793
8× H100 SXM
640 GB VRAM
≈ 40.1 img/min
Effective production throughput ≈ 28.1 images/min
score 0.2026
1× RTX 4090
24 GB VRAM
≈ 12.4 img/min
Effective production throughput ≈ 8.7 images/min
score 0.6777
💬 Community — real deployment experience
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GPUs that fit (single card)
RTX 3090
24 GB VRAM
$89.2
/mo · vast
A10
24 GB VRAM
$171
/mo · vast
L4
24 GB VRAM
$185
/mo · vast
RTX 4090
24 GB VRAM
$190
/mo · tensordock
RTX A6000
48 GB VRAM
$210
/mo · vast