# Watch out, Nvidia: AMD's FSR 4 tech offers a big leap for PC games – but there's a catch

> AMD's FSR 4 performance is slightly weaker than FSR 3, based on new FidelityFX SDK 2. 0 demo test The performance difference is only 5%, which isn't significant, but can be at much lower frame rates or weaker GPUs FSR 4…

- **Source:** [TechRadar](https://www.techradar.com/computing/gpu/watch-out-nvidia-amds-fsr-4-tech-offers-a-big-leap-for-pc-games-but-theres-a-catch?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=68add39b00755b82a7c6a19f)
- **Published:** 2025-08-26
- **Category:** Computers & IT
- **Tags:** #nvidia #gaming #amd #catch #leap #performance #fidelityfx #games
- **Canonical:** http://localhost:4321/a/68add39b00755b82a7c6a19f

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._