FSR has long had the disadvantage of not being user-upgradable, unlike DLSS, forcing gamers to wait patiently for game devs to upgrade FSR in their favorite titles. However, that appears to be ...
TL;DR: AMD's FSR 4 AI upscaling, officially using FP8 format on RDNA 4 GPUs, now unofficially runs in INT8 mode on RDNA 2 and 3 hardware, improving image quality over FSR 3.1 with moderate performance ...