Open-weight image models you can run yourself › Stable Diffusion 3 Medium
Updated · public data
Stability AI · Open weights
Stable Diffusion 3 Medium is an open-weight image model from Stability AI with 2.1B parameters. It needs about 3 GB of memory at 8-bit — smallest setups that run it: PC with a GPU 8 GB, PC or laptop, no GPU 16 GB, Mac 16 GB.
| Parameters | 2.1B |
| Memory to run | ~3 GB (at 8-bit, rough estimate) |
| Downloads | 52.7K (last 30 days on Hugging Face) |
| Likes | 5.1K |
| License | Custom license |
| First uploaded | May 30, 2024 |
| Phone | iPhone · Android: too big |
| PC with a GPU | 8 GB: fits · 12 GB: fits · 16 GB: fits · 24 GB: fits · 32 GB: fits |
| PC or laptop, no GPU | 16 GB: fits · 32 GB: fits · 64 GB: fits |
| Mac | 16 GB: fits · 32 GB: fits · 64 GB: fits · 128 GB: fits |
huggingface.co/stabilityai/stable-diffusion-3-medium-diffusers
Data: Hugging Face (official accounts), Oct 16, 2026 · memory is a rough estimate (4-bit for LLMs, 8-bit for image and video, plus 10%) · hosted price: OpenRouter