Introduction: FSR 4 Comes to RDNA 2 and 3 via Mods AMD’s FidelityFX Super Resolution 4 (FSR 4) arrived with a mix of fanfare and controversy. After the accidental release of its source code, modders created DLL injections that enable FSR 4 on unsupported architectures—specifically RDNA 2 (Radeon 6000-series) and RDNA 3 (Radeon 7000-series), including…