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The latest version of AMD’s FidelityFX, typically known as FSR 4, delivers a markedly superior result to FSR 3, making it a big win for those who can run it. But that privileged group is limited to folks with AMD Radeon RX 9000 series GPUs based on the company’s RDNA 4 architecture. Or is it? As it turns out, you can actually run FSR 4 on nearly any GPU, thanks to AMD itself leaking the source code last month.
Strictly speaking, this isn’t exactly ‘new’ news. As far back as June of this year, people…
