2021-06-21_15.12-gigapixel-5.5-models-win.part2... (2025)

The 5.5 era was a turning point. It marked the moment AI upscaling moved from a "slow-but-cool" experimental tool to a high-speed professional workflow. While some users initially missed the simplicity of a single "all-in-one" installer, the modular model system allowed for much more frequent and specialized updates to individual AI models.

Today, as we look back at those part-files from 2021, we see the foundation of the instant, high-fidelity upscaling we now take for granted. If you'd like to explore this further, 2021-06-21_15.12-gigapixel-5.5-models-win.part2...

: This specific update introduced a model designed specifically to rescue heavily artifacted JPEGs, bringing back resolution to images once thought lost. The Legacy of the 5.5 Update Today, as we look back at those part-files

: Models were tailored for specific GPUs or CPUs (FP16 vs. FP32). 2021-06-21_15.12-gigapixel-5.5-models-win.part2...