ComfyUI_S3_direct

By KunmyonChoiView on GitHub →

ComfyUI custom_node that load and save file directly from S3 Simplified version of [a/https://github.com/kealiu/ComfyUI-S3-Tools](https://github.com/kealiu/ComfyUI-S3-Tools)

How much VRAM does ComfyUI_S3_direct require?

Direct Answer: The ComfyUI node ComfyUI_S3_direct requires a minimum base VRAM of 256MB and is optimized for GPUs with at least 4GB of VRAM. Low VRAM mode is fully supported for resource-constrained setups.

High (2-4GB)
Base VRAM:
256MB (0.3GB)
Recommended GPU:
4GB+ VRAM
Low VRAM Mode:
✓ Supported
Estimation Confidence:
HIGH

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!

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What Python packages are required for ComfyUI_S3_direct?

Direct Answer: Running ComfyUI_S3_direct requires installing the following Python package dependencies: boto3, torch. Ensure your ComfyUI environment has these packages active before launching.

requirements.txt
boto3
torch

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:

AIGODLIKE-ComfyUI-Studio
by AIGODLIKE128MB VRAM
Comfy AI DoubTech.ai Image Sumission Node
by yolanother128MB VRAM
Comfy UI Online Loaders
by yolanother128MB VRAM

Frequently Asked Questions

How much VRAM does ComfyUI_S3_direct require?

ComfyUI_S3_direct requires a minimum of 256MB (0.3GB) of VRAM for base operation. For optimal performance, a GPU with at least 4GB of VRAM is recommended. This node supports low VRAM mode for resource-constrained setups.

Can I run ComfyUI_S3_direct on an RTX 3060, RTX 4070, or RTX 4090?

✅ RTX 3060 (12GB): Yes, fully compatible with 10.6GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 10.6GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 14.2GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 21.4GB headroom

What PyTorch version does ComfyUI_S3_direct need?

ComfyUI_S3_direct requires the following PyTorch-related packages: torch. Ensure your ComfyUI environment has these installed. Ensure your PyTorch installation matches your CUDA version (use torch.version.cuda to check).

What Python packages are required for ComfyUI_S3_direct?

To run ComfyUI_S3_direct, you need to install: boto3, torch. You can install these using pip or add them to your requirements.txt file.

How can I reduce VRAM usage when running ComfyUI_S3_direct?

ComfyUI_S3_direct supports low VRAM mode. To reduce memory usage: (1) Enable --lowvram or --medvram flags in ComfyUI, (2) Reduce batch size to 1, (3) Use fp16 or fp8 precision if supported, (4) Close other GPU applications.

How do I install ComfyUI_S3_direct in ComfyUI?

To install ComfyUI_S3_direct: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/KunmyonChoi/ComfyUI_S3_direct, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.