Info Zone - gEngines, Ray Tracing, DLSS, DLAA, TSR, FSR, XeSS, DLDSR etc.

Discussion in 'Videocards - NVIDIA GeForce' started by OnnA, Sep 22, 2021.

  1. OnnA

    OnnA Ancient Guru

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  2. OnnA

    OnnA Ancient Guru

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  3. pharma

    pharma Ancient Guru

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    Last edited: May 21, 2023
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  4. OnnA

    OnnA Ancient Guru

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    -> https://videocardz.com/newz/cyberpu...time-neural-radiance-caching-for-path-tracing

    RTXDI is responsible for Direct Illumination, which means it’s responsible for giving information about the light that comes from a source and hits a surface.
    Previously, shadowing used to be a very painful part of the process. In games, we use a shadow budget, meaning that we can only cast shadows from carefully selected lights in our game. In many cases, we also use very inaccurate shadow maps.
    So imagine a busy street, with only a few lights capable of casting a shadow, while most of them just light through objects, making them look very unrealistic and disconnected from the surroundings.
    With RTXDI, we get up to a thousand or even more lights casting super realistic soft shadows on the screen. Practically every light you see casts shadows.
    That is a fundamental change in realism, depth of the scene, and dimensionality.
    But it is also a critical element if we assume that every light source, be it a lamp, neon, or screen, is emitting an Indirect Illumination, meaning light that bounces off of surfaces in the world.
    Without proper shadows in the Direct Illumination part, the Indirect Illumination part would feel totally off and unrealistic. Connecting both parts allowed us to push Path Tracing as realistically as possible.


    In the same interview, Knapik revealed the studio's goal to continue improving the already impressive Cyberpunk 2077 path tracing technology preview.
    One example he made was introducing support for Opacity Micro-Maps, a hardware feature available on RTX 40 GPUs that can further boost ray tracing performance.

    However, in a rumor shared by CapFrameX (creator of the eponymous benchmarking software), CD Projekt RED may be working on adding support for Neural Radiance Cache. This would be very surprising since NVIDIA only recently presented NRC at GTC 2023.

    Still, it would be great news if it were true.
    NRC can speed up path tracing by using Tensor Cores to predict radiance in the scenes, thus allowing most of the rays to be terminated early and saving performance.

    While Cyberpunk 2077 already runs great on RTX 40 GPUs thanks to DLSS 3, Neural Radiance Cache should work on any GeForce RTX graphics card since it relies on Tensor Cores.
    Previous generations could definitely use a performance boost under path tracing.
     
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  5. KoKlusz

    KoKlusz Member Guru

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  6. aufkrawall2

    aufkrawall2 Ancient Guru

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    Btw. where is magic Nvidia DL performance driver?
     
  7. KoKlusz

    KoKlusz Member Guru

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    Launching alongside Assassin's Creed tessellation patch.
     
  8. Cave Waverider

    Cave Waverider Ancient Guru

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    When is that one scheduled to launch?
     
  9. Mega260

    Mega260 Member

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    What is that ?
     
  10. cucaulay malkin

    cucaulay malkin Ancient Guru

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    in the clickbait section of youtube, right where you found it lol
     

  11. OnnA

    OnnA Ancient Guru

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    AMD FSR 3 Might Generate Up To 4 Interpolated Frames & Be Enabled On Driver-Side

    -> https://wccftech.com/amd-fsr-3-might-generate-up-to-4-interpolated-frames-be-enabled-on-driver-side/

    Some new details of AMD's FSR 3 "FiedilityFX Super Resolution 3" technology have been revealed in the latest listing over at GitHub. The new details seem to point out that the upcoming tech might be enabled on the driver side and will generate more than 1 interpolated frame.

    The information was revealed within the latest GPUOpen code available at GitHub and spotted by @Kepler_L2.
    The two most interesting lines of codes within the listing suggest that AMD is indeed going to implement a form of frame generation tech which should be expected in FSR 3 "Fiedility FX Super Resolution" since that was talked about the last time.

    The code states that AMD's FSR 3 will have a Frame Generation Ratio of up to 4 interpolated frames which means for each real frame, the technology can generate up to 4 interpolated frames. NVIDIA DLSS 3 also has frame generation technology which will generate one interpolated frame for every single frame when enabled.
    However, NVIDIA's DLSS 3 doesn't allow users to modify the frame gen value to anything beyond 1 nor it's part of the suite yet.
    DLSS 3 makes use of the tensor hardware & learning models to generate the interpolated frames and even with all of that AI assistance, the company still had some issues related to ghosting and screen tearing in the early implementations which are now being sorted out.
     
  12. OnnA

    OnnA Ancient Guru

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    It's not looking great IMhO... But we need to test it when launched.



    [​IMG]
     
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  13. pharma

    pharma Ancient Guru

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    I agree it doesn't look great but don't know how many people will opt for performance mode unless they want to show the worst case upscaling scenario. A few weeks ago when I saw a youtube reveal I wasn't thrilled with the studio's visual direction or presentation. Will be interesting to see reviews once the game is available.
     
  14. SpajdrEX

    SpajdrEX Ancient Guru

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    Looks like PS3 game :D
     
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  15. Undying

    Undying Ancient Guru

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    And performance without FG is also like a PS3 game. :D
     

  16. Horus-Anhur

    Horus-Anhur Ancient Guru

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    It's an impressive feat to have a game look that bad, while requiring high end hardware.
    And it's using UE4, so get ready for stutters. :D
     
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  17. Trunks0

    Trunks0 Master Guru

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    Not to mention, I bet the base frame rate for the 4070 & 4070ti is likely well below where you want to be before using FG.

    The marketing BS that is going to be interpolation is coming full force.
     
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  18. aufkrawall2

    aufkrawall2 Ancient Guru

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    And there I thought I already couldn't be more sick of it. :(
     
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  19. cucaulay malkin

    cucaulay malkin Ancient Guru

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    4 fake for 1 real has got to have modem-like latency.
     
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  20. mbk1969

    mbk1969 Ancient Guru

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