4x ESRGAN Upscale
RealESRGAN 4x upscale for photorealistic images. Runs on 6GB. Load any image, get 4x output.
About this workflow
Drop any image in and get a 4x resolution upscale using RealESRGAN_x4plus. No checkpoint needed — just the upscale model in models/upscale_models/. Works on GTX 1660 Ti. Outputs to SaveImage node. Essential finishing step for all workflows.
Required Model
RealESRGAN_x4plus.pth
Place in: ComfyUI/models/checkpoints/
Benchmark (RTX 5080)
Gen Time
~3s on RTX 5080
Resolution
4x input size
Hardware Profile
Settings adjust to your GPU tier
16GB Recommended — Specs
Full quality. Recommended tier for this workflow.
Export Package
✓ Real ComfyUI node graph JSON
✓ Hardware settings baked in
✓ Launch flags in metadata note
✓ Load directly in ComfyUI
// Hardware
Not sure your rig can handle this? Plan your upgrade on ComputeAtlas.
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