vLLM
High-throughput LLM serving for GPUs.
Open Source 24–80 GB VRAM
- Min VRAM
- 24 GB
- GPU class
- Datacenter GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
80 GB+ VRAM (datacenter)59 tools fit this tier
AI tools that run on 80 GB+ datacenter GPUs
Eighty gigabytes and up is datacenter territory — typically rented by the hour rather than owned. This is where you serve 70B+ LLMs at production scale, full fine-tune large models, and run multi-GPU video diffusion pipelines.
Typical GPUs in this tier
NVIDIA A100 80GBNVIDIA H100 80GBNVIDIA H200 141GBNVIDIA B200
Capabilities
What you can run
- vLLM serving 70B+ models at production throughput
- Full fine-tunes of large models
- Multi-GPU video diffusion pipelines
- Large-context (128k+) LLM workloads
- Tensor-parallel inference across multiple GPUs
What stays out of reach
- Not applicable — this is the top of the ladder
Recommended tools for 80 GB+ VRAM (datacenter)
Sorted by best fit for this tier — tools designed around your VRAM budget first, then by our power-user score.
NVIDIA Cosmos
World-foundation models for physical AI.
Open Source 24–80 GB VRAM
- Min VRAM
- 24 GB
- GPU class
- Datacenter GPU
- Quant
- FP16
Actually FreeWatermark-FreeAPI
HunyuanVideo
13B open-weight cinematic text-to-video.
Open Source 24–48 GB VRAM
- Min VRAM
- 24 GB
- GPU class
- Workstation GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Magi-1
Autoregressive video diffusion at 24 GB.
Open Source 24–48 GB VRAM
- Min VRAM
- 24 GB
- GPU class
- Workstation GPU
- Quant
- FP8
Actually FreeNo SignupOpen SourceWatermark-Free
Mochi 1
Genmo's 10-B open-weight T2V — the first 'genuinely fluid' OSS video model.
Open Source 24–60 GB VRAM
- Min VRAM
- 24 GB
- GPU class
- Workstation GPU
- Quant
- BF16
Actually FreeNo SignupOpen SourceWatermark-Free
Modal
Serverless Python for GPU workloads.
Freemium 16–80 GB VRAM
- Min VRAM
- 16 GB
- GPU class
- Datacenter GPU
- Quant
- —
Actually FreeWatermark-FreeHobbyist-FriendlyAPI
AI-Toolkit (Ostris)
Modern training framework — Flux, SDXL, SD3 LoRAs in YAML.
Open Source 16–24 GB VRAM
- Min VRAM
- 16 GB
- GPU class
- High-end GPU
- Quant
- BF16
Actually FreeNo SignupOpen SourceWatermark-Free
TRELLIS
Microsoft Research's structured 3D representation model.
Open Source 16–24 GB VRAM
- Min VRAM
- 16 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Pyramid Flow
Memory-efficient T2V via pyramidal flow matching.
Open Source 16–24 GB VRAM
- Min VRAM
- 16 GB
- GPU class
- High-end GPU
- Quant
- BF16
Actually FreeNo SignupOpen SourceWatermark-Free
Wan 2.2
Open-weight video diffusion from Alibaba.
Open Source 12–48 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Workstation GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Kohya_ss
The standard SDXL/Flux LoRA training UI.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
3D Gaussian Splatting
The INRIA original — train your own splats.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Mid GPU
- Quant
- FP32
Actually FreeNo SignupWatermark-Free
Hunyuan3D-2
Tencent's open 3D generator — multi-view, PBR, ready-to-use meshes.
Open Source 12–16 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeOpen SourceWatermark-FreeAPI
LTX-Video
Real-time-ish open video diffusion from Lightricks.
Open Source 12–16 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
OneTrainer
Modern alternative trainer for SD/SDXL/Flux.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Stable Diffusion 3.5 Large
Stability's MMDiT flagship at 8B params.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeWatermark-FreeHobbyist-FriendlyAPI
SUPIR
Diffusion-based photorealistic upscaler.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupWatermark-FreePlugin
CogVideoX 5B
Open-source text-to-video diffusion from THUDM.
Open Source 12–24 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
FluxGym
Dead-simple Flux LoRA training in a Gradio UI.
Open Source 12–20 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Mid GPU
- Quant
- FP8
Actually FreeNo SignupOpen SourceWatermark-Free
Stable Video Diffusion
Image-to-video diffusion — 25 frames, 14 or 25 steps.
Open Source 12–16 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeOpen SourceWatermark-FreeHobbyist-Friendly
ComfyUI-AnimateDiff-Evolved
Animation motion modules for ComfyUI.
Open Source 10–16 GB VRAM
- Min VRAM
- 10 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
FLUX.1 [dev]
12B parameter open-weight diffusion model.
Open Source 8–24 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
ComfyUI IPAdapter Plus
Reference-image conditioning for ComfyUI.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Nerfstudio
The open framework for NeRF and Gaussian Splatting research.
Open Source 8–24 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP32
Actually FreeNo SignupOpen SourceWatermark-Free
sd-scripts (Kohya)
The underlying scripts powering Kohya & most LoRA trainers.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Flux.1 Schnell
Black Forest Labs' 4-step distilled Flux.
Open Source 8–16 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
RunPod
On-demand GPU pods for ComfyUI, vLLM, training.
Paid 8–80 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Datacenter GPU
- Quant
- FP16
Watermark-FreeHobbyist-FriendlyAPI
F5-TTS
Zero-shot voice cloning TTS — 15 s of audio is enough.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
InvokeAI
Production-leaning SD studio with canvas & batch.
Open Source 8–16 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
SwarmUI
Power-user front-end that wraps ComfyUI.
Open Source 8–24 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- High-end GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
AnimateDiff
Add motion to any SD checkpoint via a motion module.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
MMAudio
Generate synchronized audio for any silent video.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
AudioCraft (MusicGen)
Meta's text-to-music & sound-effect model family.
Open Source 8–16 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Instant-NGP
NVIDIA's seconds-to-train hash-grid NeRF.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupWatermark-FreeHobbyist-Friendly
Bark
Suno's expressive transformer-based TTS.
Open Source 8–12 GB VRAM
- Min VRAM
- 8 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
ComfyUI
The nodal workflow engine for serious diffusion.
Open Source 6–16 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
ComfyUI ControlNet Auxiliary
All the ControlNet preprocessors in one node pack.
Open Source 6–12 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Stable Diffusion XL
The workhorse open-weight image model.
Open Source 6–12 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Text Generation WebUI
The "A1111 for LLMs" — multi-loader local chat UI.
Open Source 6–24 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- High-end GPU
- Quant
- GGUF
Actually FreeNo SignupOpen SourceWatermark-Free
Krita AI Diffusion
Stable Diffusion baked into a real painting app.
Open Source 6–12 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
TripoSR
Single-image to 3D mesh in under a second on a 4090.
Open Source 6–8 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Stable Audio Open
Open-weight text-to-audio — 47-second sound effects and music.
Open Source 6–8 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeOpen SourceWatermark-FreeHobbyist-Friendly
Stable Zero123
Novel-view synthesis — generate any angle from a single image.
Open Source 6–8 GB VRAM
- Min VRAM
- 6 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeOpen SourceWatermark-FreeHobbyist-Friendly
Diffusers
Hugging Face's go-to library for every diffusion model.
Open Source 4–12 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
AUTOMATIC1111 (stable-diffusion-webui)
The original SD power-user webUI.
Open Source 4–12 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Mid GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Topaz Video AI
GPU-accelerated upscaling, frame-interp, denoise.
Paid · from $299 4–12 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Mid GPU
- Quant
- —
Watermark-FreeHobbyist-Friendly
WhisperX
Whisper + speaker diarisation + word-level timestamps.
Open Source 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- INT8
Actually FreeOpen SourceWatermark-FreeHobbyist-Friendly
XTTS v2 (Coqui)
Multilingual voice cloning in 6 seconds.
Open Source 4–6 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Stable Diffusion WebUI Forge
Optimized A1111 fork for low-VRAM cards.
Open Source 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Flowframes
Free RIFE-based frame interpolation.
Free 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- —
Actually FreeNo SignupOpen SourceWatermark-Free
Tabby
Self-hosted, GPU-accelerated coding autocompletion.
Freemium · from $19/mo 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- GGUF
Actually FreeNo SignupOpen SourceWatermark-Free
RVC (Retrieval-based Voice Conversion)
The voice-changer that took over Discord.
Open Source 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Fooocus
Stable Diffusion XL, dialed to one button.
Open Source 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Tortoise TTS
Slow, but the quality is worth the wait.
Open Source 4–8 GB VRAM
- Min VRAM
- 4 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Transformers
The library every LLM ships against first.
Open Source 2–24 GB VRAM
- Min VRAM
- 2 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
OpenAI Whisper
The reference open-source speech-to-text model.
Open Source 2–10 GB VRAM
- Min VRAM
- 2 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
faster-whisper
Whisper, 4× faster, same accuracy. CTranslate2 backend.
Open Source 2–6 GB VRAM
- Min VRAM
- 2 GB
- GPU class
- Entry GPU
- Quant
- INT8
Actually FreeNo SignupOpen SourceWatermark-Free
FaceFusion
The most active open face-swap toolkit.
Open Source 2–8 GB VRAM
- Min VRAM
- 2 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free
Real-ESRGAN
The default OSS upscaler, still.
Open Source 2–6 GB VRAM
- Min VRAM
- 2 GB
- GPU class
- Entry GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free