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Stability AI · Image

Stable Diffusion models: Versions, specs, GPU requirements & hosting

Stability AI Stable Diffusion spans established and current image-generation releases whose checkpoint formats, licenses and runtime paths differ materially.

Technical deployment reference illustration for Stable Diffusion
Reference deployment flow; exact architecture facts are listed separately.

Overview and history

Stable Diffusion is an official Stability AI model family represented here through independently verified release, checkpoint, license, runtime and hardware evidence. Stability AI Stable Diffusion spans established and current image-generation releases whose checkpoint formats, licenses and runtime paths differ materially. Current public releases are grouped by the Image Generation tracks so sibling sizes and specialist branches are not presented as false chronological generations.

FusionPointAI currently tracks 3 certified public Stable Diffusion releases. The catalogue preserves release dates and evaluates Current, Recent, Previous and Legacy status within each model track rather than by database insertion order.

Mature image ecosystem
Multiple generation tiers
Broad Diffusers support

Architecture and model range

This Image generation family has 3 source-certified public releases. Architecture, parameter counts, and pipeline details are shown only when the official source publishes them; language-model-only context and KV-cache assumptions are not applied.

Public releases3
Model tracks1
Current generationStable Diffusion 3.5 Medium
Last verified2026-08-26T00:00:00.000000Z

Deployment ecosystem

Choose a specific Stable Diffusion release and certified checkpoint before sizing hardware. FusionPointAI rejects unknown runtime configurations and applies workload-specific memory rules before separating compatible hardware from rentable inventory.

Validate the exact checkpoint, license, runtime, precision, input and output dimensions, batch size, and GPU memory. Resource sizing uses rules appropriate to Image generation workloads.

Common use cases

Private Image generation workloads
Controlled model evaluation
Production deployment planning

License overview

Licenses are certified per release, not inferred from the provider. Review the release page before commercial deployment because terms can differ between generations and variants.

Commercial-use status is a source-backed catalogue classification, not legal advice. Follow the linked official license and attribution requirements.

Release timeline

stability-ai/stable-diffusion/stable-diffusion-3-5-large

Source details

Official source

Source revision: 03fe2a9cc668c7112e3999dc872017027c715629bf138cb14bd0d30548b4c1f0

stability-ai/stable-diffusion/stable-diffusion-3-5-medium

Source details

Official source

Source revision: 7743c21e563c94c257f0a28daccd52bf1ab817020573a2f84ae5661560cdf34e

stability-ai/stable-diffusion/stable-diffusion-3-5-large-turbo

Source details

Official source

Source revision: 9a4937caa8aad7e5a78e56bf8427000fead8e456eeba7af772c64d16aa0e1702

Frequently asked questions

Which Stable Diffusion release is current?

Current releases are Stable Diffusion 3.5 Large, Stable Diffusion 3.5 Medium, Stable Diffusion 3.5 Large Turbo, evaluated within their respective tracks.

Can Stable Diffusion be self-hosted?

Only releases with a verified official checkpoint and supported runtime configuration are presented as deployable.

Which GPU should run Stable Diffusion?

GPU selection depends on the exact variant, checkpoint precision, context length and concurrency; use the release hardware recommendations rather than the family name alone.

Official references

Last verified: 2026-08-26