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 ...

AMD is working on a version of FSR 4 for older Radeon graphics cards, and today we are testing a work-in-progress build to see how it's shaping up. Is this version as good as FSR 4 in terms of image ...

Weeks after AMD FSR 4 source code was accidentally leaked online, gamers have been putting it to the test on older RDNA 2 and 3 cards, with some surprising results. According to the tests, running the ...

Since the AMD FSR 4 INT8 DLL leak, we've known that it's possible to use FSR 4 on older GPU architectures than RDNA 4. Recently, we've actually seen successful use of FSR 4 on AMD's RDNA 2 ...

AMD has managed to shoot itself in the foot again, this time by accidentally releasing the full source code for FSR 4. The shiny new upscaler was supposed to be a Radeon RX 9000 exclusive, but thanks ...

FSR 4 is also now officially supported in more than 85 games. FSR 4 is also now officially supported in more than 85 games. is a senior reporter covering technology, gaming, and more. He joined The ...

Let's talk about what "open-source" means, because it can get a little confusing. Big software projects have a lot of components, and "going open-source" doesn't always mean that every single ...

Cutting corners: AMD's FSR 4 upscaling is far more competitive with Nvidia's DLSS when compared to previous iterations, but it is not open source and only supports the company's latest graphics cards.

AMD had a bit of a senior moment this week when it accidentally dumped the FSR 4 source code on GitHub before yanking it offline when it realised they’d left the safe open. The early build of the ...

Cyberpunk 2077 now looks significantly better on the latest AMD Radeon GPUs, thanks to its support for the latest AMD FSR 4 upscaling tech. Unlike AMD's previous versions of FSR, this one properly ...

James Ratcliff joined Game Rant in 2022 as a Gaming News Writer. In 2023, James was offered a chance to become an occasional feature writer for different games and then a Senior Author in 2025. He is ...

UPDATE – In a previous version of this article we stated that FSR 4 would be ‘replacing’ PSSR on PS5 Pro 2026. This is not the case. We have adjusted the article to better reflect the fact that the co ...