Topaz Gigapixel AI (Portable) —> Topaz Gigapixel AI (You).exe
Official versions utilize NVIDIA CUDA cores and AMD ROCm. Pirated portables often strip out these drivers to reduce file size, forcing your CPU to do the work. A single 4K upscale that takes 10 seconds on a GPU will take 15 minutes on a CPU. topaz gigapixel ai portable