AMD has reportedly released FSR 4 for RDNA3 GPUs in Valve Proton Experimental — Live Feedhttps://www.live-feeds.com/feed/amd-has-reportedly-released-fsr-4-for-rdna3-gpus-in-valve-proton-experimentalContinuously updated, source-cited coverage. AMD FSR 4 Support Added to Valve Proton Experimentalhttps://www.live-feeds.com/feed/amd-has-reportedly-released-fsr-4-for-rdna3-gpus-in-valve-proton-experimentalhttps://www.live-feeds.com/feed/amd-has-reportedly-released-fsr-4-for-rdna3-gpus-in-valve-proton-experimental#u14500Fri, 26 Jun 2026 15:26:39 +0000AMD FSR 4 support for RDNA 3 GPUs has arrived via Valve Proton Experimental. This update provides enhanced upscaling for RX 7000 series users on Linux. The technology is also linked to performance boosts for the Steam Machine.What's confirmed:AMD FSR 4 support for RDNA 3 GPUs is available via Valve Proton Experimental.FSR 4.1 is officially released for Radeon RX 7000 GPUs.FSR 4.1 is compatible with RDNA 3.5 graphics.AMD released FSR 4.1 earlier than the original July plan.Still unconfirmed:FSR 4 is coming to the Steam Machine but not for launch.