reverentelusarca/Qwen 2.1 2K Upscale Workflow
Qwen-Image-2.1 supports native 2K image generation, so I gave it a try as an upscaling/detail-enhancement method without using any additional upscaler nodes or LoRAs. If you see a “missing node” warning on the Math Expression nodes, you can replace them with ComfyUI’s native Math Expression node and copy the same expressions. The Math Expression nodes automatically calculate the output resolution while preserving the input aspect ratio. The calculation uses approximately 2048×2048 worth of total pixels (~4.2 MP) as the maximum 2K pixel budget, rather than limiting each side to 2048 px. For exa
| Author / organization | reverentelusarca |
|---|---|
| Downloads | 2.2K (as reported by Civitai) |
| Likes | 55 |
| Task | text-to-image |
| Created | 20 September 2026 |
| Last updated at source | — |
Popularity, last 2 days
2,229 now (+19 since 2026-10-15). Counts as reported by the source, snapshotted daily by Silytics.
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