What’s DLSS 3 and the way does it work?


In case your new behemoth GPU does not fairly attain the frames you want with maxed out settings

Up to date: Oct 17, 2022 11:10 am

What is DLSS 3 and how does it work

Nvidia lastly introduced its RTX 4000 sequence of graphics playing cards. And with the brand new Ada Lovelace technology of playing cards, it additionally confirmed off the subsequent technology of AI enhance with DLSS 3. Additional enhancing the efficiency of video games with using the Tensor Cores and AI of the RTX graphics playing cards.

This new technology of expertise additional improves upon the earlier generations. It nonetheless makes use of the work of AI to interpolate frames but additionally makes use of the brand new tech obtainable inside the brand new playing cards. Even with all of the earlier enhancements like DLSS 2.2, there are much more added.

The brand new DLSS 3 And so we take a better take a look at the way it has achieved that.

DLSS 3 workflow
DLSS 3 workflow, supply: Nvidia

What’s DLSS 3?

DLSS 3 is the subsequent revolution of neural graphics. It’s the additional enchancment of Nvidia’s proprietary expertise to achieve much more efficiency. With a brand new technique of doing so additional pushing what the playing cards can obtain.

It really works to interpolate frames as an alternative of pixels to make it look extra seamless by including extra in between to fill within the gaps. However this can even transfer extra work to a post-process that strikes the work to the GPU. It will in reality double the efficiency of CPU-bound efficiency.

How does DLSS 3 work?

Beforehand DLSS labored by rendering fewer pixels with decrease resolutions, then used AI to assemble the ultimate sharp high-res picture. Then additional DLSS 2 additional improved the standard and efficiency with an AI that tailored with out particular coaching. And this has been added to 216 video games, versus FSR it needs to be applied particularly to the sport.

Now Nvidia has revolutionized a lift the efficiency of the expertise. It provides Optical Multi Body Era for the creation of utterly new frames, not simply including extra pixels. It additionally provides Reflex for higher responsiveness as nicely. So now with the fourth technology Tensor cores and Optical Move Accelerator, it may obtain even higher efficiency.

DLSS 3 motion estimation
Movement estimation of the accelerator, supply: Nvidia

The Body Era autoencoder makes use of 4 inputs, present and prior sport frames, together with the optical move discipline from the accelerator and sport engine knowledge like vectors and depths. This accelerator then analyzes two sequential frames and calculates the move discipline. Which is the route and pace of the pixel actions between the frames. It even grabs the nongame engine options like particles, reflections, shadows, and lighting.

This permits these options to be precisely predicted and tracked, with none inaccuracies. These pixels are then fed to the AI community to determine use all the info to create the intermediate frames.

The AI of DLSS 3 is reconstructing three-fourths of the primary body and reconstructing all the second body. So it’s reconstructing seven-eights of whole pixels. A major enhance general. Particularly with the brand new shader execution reordering within the structure to additional enhance ray tracing efficiency.

DLSS 3 combination
DLSS 3 combining move and vectors, supply: Nvidia

DLSS 3 efficiency

In our ROG Strix RTX 4080 evaluation, we acquired to check out the efficiency of DLSS 3. Each Cyberpunk 2077 and Microsoft Flight Simulator had beta builds with the brand new expertise. It offers us an perception into what to anticipate from the brand new tech that can assist the efficiency of the RTX 4000 sequence playing cards.

Microsft Flight Sim is thought for its CPU-bound efficiency and so a super candidate for DLSS to assist enhance it. And in simply the beta efficiency we see the common framerate enhance by 113%, greater than double with out it on. Particularly useful when attempting to run the sport at most settings.

For Cyberpunk, we additionally get a superb take a look at what it may obtain. Additionally operating at full with psycho ray tr acing we see the efficiency simply above 43 FPS. So with DLSS enabled we see the efficiency skyrocket. With it rising by 209%, over triple what it’s with out. So you’ll be able to actually see the development and be capable of benefit from the sport absolutely.


Is DLSS 3 unique?

Sure, DLSS 3 is unique to only the brand new RTX 4000 sequence graphics playing cards. It is because it makes use of the brand new applied sciences discovered on the playing cards themselves not featured on the earlier RTX playing cards.

Will 30 sequence get DLSS 3?

No, it won’t. The brand new up to date model requires expertise options not discovered within the earlier architectures. So it can solely be obtainable for the RTX 4000 sequence playing cards.

How a lot efficiency does DLSS 3 give?

On its present benchmarks, Nvidia suggests an enormous vary of efficiency, from full video games to mods and demos. Nevertheless it ranges from 2-4x the efficiency throughout the board. Most notably in Microsoft Flight Simulator and Warhammer, that are normally CPU sure.

DLSS 3 benchmark

Which video games help DLSS 3?

DLSS 3 will turn out to be obtainable alongside the RTX 4090 launch in October. It has promised to be added to over 35 video games and apps on launch. These can be:

  • A Plague Story: Requiem
  • Atomic Coronary heart
  • Black Fable: Wukong
  • Vibrant Reminiscence: Infinite
  • Chernobylite
  • Conqueror’s Blade
  • Cyberpunk 2077
  • Dakar Rally
  • Ship Us Mars
  • Destroy All People! 2 – Reprobed
  • Dying Gentle 2 Keep Human
  • F1 22
  • F.I.S.T.: Cast In Shadow Torch
  • Frostbite Engine
  • HITMAN 3
  • Hogwarts Legacy
  • Jurassic World Evolution 2
  • Justice
  • Loopmancer
  • Marauders
  • Microsoft Flight Simulator
  • Midnight Ghost Hunt
  • Mount & Blade II: Bannerlord
  • Naraka: Bladepoint
  • NVIDIA Omniverse
  • NVIDIA Racer RTX
  • Portal with RTX
  • Ripout
  • S.T.A.L.Okay.E.R. 2: Coronary heart of Chornobyl
  • Scathe
  • Sword and Fairy 7
  • The Lord of the Rings: Gollum
  • The Witcher 3: Wild Hunt
  • Tower of Fantasy
  • Unity
  • Unreal Engine 4 & 5
  • Warhammer 40,000: Darktide