ComfyUI-S3-IO

By olduvai-jpView on GitHub →

S3-backed input/output nodes for ComfyUI to browse, load images/videos from S3 buckets and push outputs back to S3 automatically.

How much VRAM does ComfyUI-S3-IO require?

Direct Answer: The ComfyUI node ComfyUI-S3-IO requires a minimum base VRAM of 4096MB and is optimized for GPUs with at least 8GB of VRAM. Low VRAM mode is not supported for this node.

Very High (4-8GB)
Base VRAM:
4096MB (4.0GB)
Recommended GPU:
8GB+ VRAM
Low VRAM Mode:
✗ Not supported
Estimation Confidence:
MEDIUM

Interactive VRAM Compatibility Estimator

Estimated Total VRAM: 3.00 GBTarget: 8 GB
✅ Comfortable Fit

Your GPU has plenty of headroom. You can run this node safely with your active configurations!

Deploy on High-Performance GPUs

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🚀 Deploy on Vast.ai

Deploy on Cloud GPUs

Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance cloud GPUs on RunPod instantly.

🚀 Deploy on RunPod

What Python packages are required for ComfyUI-S3-IO?

Direct Answer: Running ComfyUI-S3-IO requires installing the following Python package dependencies: boto3, imageio-ffmpeg, opencv-python. Ensure your ComfyUI environment has these packages active before launching.

requirements.txt
boto3
imageio-ffmpeg
opencv-python

Interactive Setup & Dependency Resolver

Operating System:
Environment Type:
Run this terminal command in your ComfyUI root folder:
# Loading command...

Related Custom Nodes

The following custom nodes run in the same PyTorch / CUDA environment and share similar categories or workflows:

AnimateDiff Evolved
by Kosinkadink4.0GB VRAM
Batch Video Loader
by skakjskj189212-tech4.0GB VRAM
COMFYUI-MODELINSTALLER
by Pis7i4.0GB VRAM
Chaser's Custom Nodes
by chaserhkj4.0GB VRAM

Frequently Asked Questions

How much VRAM does ComfyUI-S3-IO require?

ComfyUI-S3-IO requires a minimum of 4096MB (4.0GB) of VRAM for base operation. For optimal performance, a GPU with at least 8GB of VRAM is recommended. Low VRAM mode is not supported for this node.

Can I run ComfyUI-S3-IO on an RTX 3060, RTX 4070, or RTX 4090?

✅ RTX 3060 (12GB): Yes, fully compatible with 6.8GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 6.8GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 10.4GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 17.6GB headroom

What Python packages are required for ComfyUI-S3-IO?

To run ComfyUI-S3-IO, you need to install: boto3, imageio-ffmpeg, opencv-python. You can install these using pip or add them to your requirements.txt file.

How do I install ComfyUI-S3-IO in ComfyUI?

To install ComfyUI-S3-IO: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/olduvai-jp/ComfyUI-S3-IO, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.