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AMD brings FSR 4.1 to RDNA 3 GPUs in July

TechPowerUp News •
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At Computex 2026 AMD chief software officer Andrej Zdravkovic and senior director Terry Makedon said the firm will roll out FSR 4.1 upscaling for the Radeon RX 7000 series in July. The algorithm, now limited to RDNA 4‑based RX 9000 cards, will run a slightly altered model on RDNA 3 but deliver identical visual quality. This promises a seamless experience for millions of RDNA 3 and RDNA 2 gamers.

RDNA 3 lacks the FP8 floating‑point support that powers the native RDNA 4 model, so AMD must convert the algorithm to INT8 data types. Integer math suffices, but the conversion adds engineering overhead, explaining the July delay. RDNA 2 poses a tougher hurdle: without dedicated AI accelerators it must rely on general‑purpose stream processors, forcing extensive shader optimisation and pushing a tentative 2027 rollout.

AMD trains the base model on Instinct MI accelerators, then refines it with Radeon Pro GPUs using the ROCm stack, which now spans consumer Radeon, Radeon Pro and Instinct hardware. Final validation runs across hundreds of thousands of PC configurations to catch any performance regressions. The company will release detailed performance data alongside the July launch, confirming that the RDNA 3 implementation meets its quality promise.