DLSS and FSR both exist to solve the same problem: rendering every pixel at native resolution is expensive, so render fewer of them and reconstruct the rest. Nvidia DLSS and AMD FSR take different paths to that goal, and the path matters more than the marketing suggests. One leans on dedicated hardware and a trained model; the other runs almost anywhere. Neither is a free lunch — you are always trading some fidelity for frame rate, the only question is how much and how visible it is.
What changed in 2026
- FSR closed a meaningful chunk of the quality gap. Newer FSR versions use temporal data more aggressively, and the shimmering and ghosting that used to be an easy tell in motion are less common than they were a couple of generations ago.
- Frame generation is now bundled alongside upscaling by default in both ecosystems. Most people toggle one setting without realizing upscaling and frame generation are two separate technologies stacked together.
- Engine-level support widened. More game engines now support both upscalers as a built-in option rather than a bolted-on plugin, so day-one support at launch is far more common than it used to be.
How they actually work
DLSS reconstructs the image using a model trained by Nvidia, run on dedicated hardware inside newer Nvidia GPUs. That dedicated hardware is a real advantage: it does the reconstruction work without competing with the rest of the rendering pipeline for resources, and the trained model has gotten better at inferring fine detail — hair, foliage, distant text — release over release.
FSR takes a spatial-and-temporal approach that does not depend on specific hardware. It runs on Nvidia, AMD, and Intel graphics cards, plus consoles, which is the whole point: broad compatibility over the last percentage point of image quality. That openness is genuinely valuable for anyone without a recent Nvidia card, or for developers who want one upscaler that covers every player.
Image quality and performance side by side
| Factor |
DLSS |
FSR |
| Hardware requirement |
Recent Nvidia GPUs only |
Runs on nearly anything |
| Image quality in motion |
Generally stronger |
Improved, still a step behind in fast motion |
| Ghosting and shimmer |
Rare on current versions |
Less common than older versions, still visible in some titles |
| Adoption |
Nvidia titles, wide but not universal |
Broadest hardware support, growing title list |
| Performance uplift |
Strong at Quality and Balanced modes |
Comparable at equivalent modes |
Frame generation rides along, but it is not the same thing
Both DLSS and FSR now ship a frame generation mode that inserts AI-generated frames between rendered ones, which is a different technology from upscaling even though it shares a settings menu. Turning it on raises the frame counter without rendering more real frames, and it comes with its own tradeoffs around input latency and artifacts around fast-moving objects. If you want the full picture on what that setting is actually doing, see what frame generation actually does before you judge either upscaler by the number on screen.
Which one should you use
- If you have a recent Nvidia card, start with DLSS. It is generally the stronger option where it is supported, and Quality mode is close to indistinguishable from native resolution in most games.
- If you have an AMD, Intel, or older GPU, FSR is your option and it is a good one. Do not think of it as a consolation prize — at Quality mode in a well-implemented game, most players will not spot the difference in normal play.
- Avoid Performance or Ultra Performance modes unless you need the frame rate badly. Both upscalers show more artifacts the harder they have to work; the lighter modes preserve far more detail for a smaller frame rate gain.
- Judge from real gameplay, not screenshots. Upscaling artifacts show up in motion — panning cameras, foliage, thin geometry — that a still image will not reveal.
FAQ
Is DLSS always better than FSR?
Not always, but it usually holds an edge in image quality, particularly in fast motion, on the hardware that supports it. The gap has narrowed and can be small or unnoticeable depending on the game's implementation.
Can I use FSR on an Nvidia graphics card?
Yes. FSR is not locked to AMD hardware, so it works on Nvidia and Intel cards too, which makes it a fallback option even if you own a card that also supports DLSS.
Does upscaling hurt competitive gaming?
It can add a small amount of input latency and some visual softness, both of which matter more in fast competitive play than in single-player games. Test it in your specific title before committing to it for ranked play.
Do I need the newest GPU to use these features?
For DLSS, yes — newer versions require newer Nvidia hardware generations. FSR intentionally avoids that requirement, which is why it remains the more universal option.
Where to go next