The comparison was conducted using Google Colab on an A100 GPU with prompts of approximately ±12 tokens.
| Name | Avg. infer time | Score* | Num. Inference Steps |
|---|---|---|---|
| stabilityai/sdxl-turbo | 2.6 seconds | 5/10 | 20 |
| black-forest-labs/FLUX.1-dev | 22 seconds | 9/10 | 20 |
| black-forest-labs/FLUX.1-schnell | 22 seconds | 8/10 | 20 |
| sd-legacy/stable-diffusion-v1-5 | 0 seconds | 2/10 | 20 |
| stabilityai/stable-diffusion-xl-base-1.0 | 1 second | 1/10 | 20 |
| CompVis/stable-diffusion-v1-4 | 0 seconds | 2/10 | 20 |
| stabilityai/sdxl-turbo** | 0 seconds | 8/10 | 2 |
| stabilityai/stable-diffusion-xl-base-1.0 | 0 seconds | 0/10 | 2 |
| sd-legacy/stable-diffusion-v1-5 | 2 seconds | 4/10 | 50 |
| CompVis/stable-diffusion-v1-4 | 2 seconds | 3/10 | 50 |
| stabilityai/stable-diffusion-xl-base-1.0 | 5 seconds | 1/10 | 50 |
* Subjective
** Best
Figure 1: stabilityai/sdxl-turbo, 2 steps, "Art"
Figure 2: stabilityai/sdxl-turbo, 2 steps, "Tools"
Figure 3: black-forest-labs/FLUX.1-dev, 20 steps, "Art"
Figure 4: black-forest-labs/FLUX.1-dev, 20 steps, "Tools"
Figure 5: black-forest-labs/FLUX.1-schnell, 20 steps, "Art"
Figure 6: black-forest-labs/FLUX.1-schnell, 20 steps, "Tools"
Figure 7: sd-legacy/stable-diffusion-v1-5, 50 steps, "Art"
Figure 8: sd-legacy/stable-diffusion-v1-5, 50 steps, "Tools"