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NVIDIA comments on DLSS restrictions and image quality in Metro Exodus and Battlefield 5

A lot has been said these past few days about DLSS. DLSS was meant to improve performance and image quality by utilizing the AI, however its implementation in both Battlefield 5 and Metro Exodus was disappointing. And it appears that NVIDIA has officially commented on everything regarding this new technology.

As Andrew Edelsten, Technical Director of Deep Learning at NVIDIA, claimed, DLSS is designed to boost frame rates at high GPU workloads which is why there are currently specific resolution restrictions.

“DLSS is designed to boost frame rates at high GPU workloads (i.e. when your framerate is low and your GPU is working to its full capacity without bottlenecks or other limitations). If your game is already running at high frame rates, your GPU’s frame rendering time may be shorter than the DLSS execution time. In this case, DLSS is not available because it would not improve your framerate. However, if your game is heavily utilizing the GPU (e.g. FPS is below ~60), DLSS provides an optimal performance boost. You can crank up your settings to maximize your gains. (Note: 60 FPS is an approximation — the exact number varies by game and what graphics settings are enabled)

To put it a bit more technically, DLSS requires a fixed amount of GPU time per frame to run the deep neural network. Thus, games that run at lower frame rates (proportionally less fixed workload) or higher resolutions (greater pixel shading savings), benefit more from DLSS. For games running at high frame rates or low resolutions, DLSS may not boost performance. When your GPU’s frame rendering time is shorter than what it takes to execute the DLSS model, we don’t enable DLSS. We only enable DLSS for cases where you will receive a performance gain. DLSS availability is game-specific, and depends on your GPU and selected display resolution.”

What this ultimately means is that DLSS is not a technique that can universally improve your framerate at every possible resolution. This technique can be only used when the GPU is pushed to its limits and, truth be told, the NVIDIA GeForce RTX2080Ti is CPU-bottlenecked at 1080p even on high-end CPUs. As such, it doesn’t really make sense to enable DLSS in low resolutions (as there wouldn’t be any performance improvement at all). There are exceptions of course in which the NVIDIA GeForce RTX2080Ti can be fully utilized at 1080p, however these are really rare exceptions at the moment.

Here is also what Andrew had to say about the poorly implementation of DLSS in Metro Exodus and Battlefield 5.

“We built DLSS to leverage the Turing architecture’s Tensor Cores and to provide the largest benefit when GPU load is high. To this end, we concentrated on high resolutions during development (where GPU load is highest) with 4K (3840×2160) being the most common training target. Running at 4K is beneficial when it comes to image quality as the number of input pixels is high. Typically for 4K DLSS, we have around 3.5-5.5 million pixels from which to generate the final frame, while at 1920×1080 we only have around 1.0-1.5 million pixels. The less source data, the greater the challenge for DLSS to detect features in the input frame and predict the final frame.

We have seen the screenshots and are listening to the community’s feedback about DLSS at lower resolutions, and are focusing on it as a top priority. We are adding more training data and some new techniques to improve quality, and will continue to train the deep neural network so that it improves over time.”

Lastly, Andrew claims that new updates for both Battlefield 5 and Metro Exodus are planned, though there isn’t yet any ETA on when they will be available.

“For Battlefield V, we think DLSS delivers a big improvement in 4K and 2560×1440 performance — up to 40% — for the corresponding quality, but also hear the community. For the next push, we are focusing our testing and training to improve the image quality at 1920×1080 and also for ultrawide monitors (e.g. 3440×1440). The current experience at these resolutions is not where we want them.

For Metro Exodus, we’ve got an update coming that improves DLSS sharpness and overall image quality across all resolutions that didn’t make it into day of launch. We’re also training DLSS on a larger cross section of the game, and once these updates are ready you will see another increase in quality. Lastly, we are looking into a few other reported issues, such as with HDR, and will update as soon as we have fixes.”

57 thoughts on “NVIDIA comments on DLSS restrictions and image quality in Metro Exodus and Battlefield 5”

    1. It really does. I mean the artifacts are there, but they manifest mostly in motion and you’d be hard pressed to see them while playing. There is a slight softness to the image but nothing like this mess we’re seeing with DLSS.

  1. Wonder what the 3080ti will bring?
    New G Sync monitors with eye tracking for foveated rendering perhaps? lol

    Wow look at that 100% increase in frame rates, Pity about the 2 inches of quality image in the centre of the screen, While the rest of your monitor is blurred!

    Give me brute force improvements, Even if you have to combine multiple smaller(cheaper) dies on one board,And push developers to stop being fkn lazy and code for multi gpu set ups again.
    I don’t want fancy crap that may look better 5 months after the game launches and some A.I. algorithm has finally improved the image quality. Most people have moved onto another game by then!

    1. >”” I don’t want fancy crap that may look better 5 months after the game launches and some A.I. algorithm has finally improved the image quality. Most people have moved onto another game by then! “”

      Exactly.

    2. “may look better 5 months after the game launches”

      So Nvidia just gave us yet another reason to wait for the Steam or cpy/codex release of Metro Exodus.

    1. Why? I can never understand why people get frustrated with an OPTIONAL feature. Just turn it off if it’s not benefiting you. No need to take away the choice for everyone.

      1. PB, don’t you get it? A few people on a website dedicated to PC gaming want it gone, so it must be so. They’re the arbiters of gaming and they have spoken!

        Begone graphical effect that will one day probably be a baseline effect in gaming! Nobody needs you or your attempt to make better-looking games. We want the same effects time and time again on this platform.

        1. If they remove features, it will just make Vega 7 look even worse.

          Vega 7 costs same as 2080 and has no RTX features and performs similar and worse in many instances.

          Remove RTX and the cards will be cheaper and will only further serve to embarrass AMD

          1. Not much cheaper. RTX cards also use too much memory bandwith cos of RT and DL so to lower the price you need ged rid of all 3 of this thing.

          2. Cheaper is cheaper when competition offers no advantages.

            The rumored 1660 ti will give us some idea of RTX costs and the implications of removing tensor cores

  2. Remember folks. A Arch 10 years in the making… Seems like Zero years in the making with developers. [Close Partners]

    1. With all that knowledge, people will still buy their products and defend them. Don’t forget about how they sped up their Batman Arkham night video in order to fool their customers that, that game could run stable 60 fps at launch. They still have the video up on their YouTube channel too. You can hear how the NPC’s sound like chipmunks, because of the videos time being manipulated. That company has no shame and has tons of idiots backing them.

    2. What Pascal HDR? I had 1080Ti and played HDR Games on my PC no issues.
      We had a period of broken HDR due to Windows 10 update, nothing to do with Pascal.
      DLSS is fine too, it a new thing, people need to wait and moan if its still blurry after a year.

      1. Pascal’s implementation of HDR has a rather large performance hit of up to 10%. What HDR capable panel were you using?

        DLSS is a disaster, people need to wait for next gen cards, I agree.

        I’m still using a 1080Ti FTW3.

      1. What has AMD got to do with Nvidia’s 20 series? Vega VII does have advantages for the pro user who also games. E.g. video editing.

  3. Who cares about what restrictions are there, they failed to deliver the image quality as promised and claimed by them before. Boring article. No one wants to wait months and months for them to train the neural network, and provide us an update. BS.

    Enough of all this DLSS hyped stuff I say.

    1. “Boring article”?

      To the contrary. It’s rather entertaining to witness Nvidia eating humble pie so props to John for having brought it to our attention.

      1. LOL, I meant to say DLSS, not this article. Typo error from my side, as I wanted to say, “Boring Topic of discussion”, when it comes to DLSS…..Not John’s article.

      1. …on tried and true gpu? Sure did. Suckers and guinea pigs bought the rtx bullsh*t. The differences are clearly obvious and favour the 10xx series. This new tech is useless until the next gen at the very least. If youre not clever enough to piece it all together then that sounds like a ‘you’ problem there champ. Genius. “lmao” pfft.

        1. You made fun of people giving their money to nvidia. You didn’t state what product. You sound butt hurt your parents didn’t get you a 2080ti? Keep praising what you own and mocking what you don’t like a good little sheep. Make sure to judge others as you consider yourself above everyone. And most of all, make sure you respond. Because we know you need the last word, being the homotos you clearly are.

          1. No problem! The product was obvious there sonny, heres a hint, its the only gpu(s) that can (almost) run rtx and dlss…….Reading comprehension isnt your strong suit…but undoubtedly you’re one of those clever Americans who just got pushed through the system.

            Making fun of people giving money to Nvidia? Damn right. Clearly you didnt see their vapid presentation or follow any news afterwards. Touting the virtues of gloriou new tech that runs like utter sh*t, furthermore tech that hardly any devs STIll have yet to adopt. Were you one of said fools wving money at empty promises? Sounds like this is the case.

            The best yet is your classic pathetic childish response of “waaah, your parents … and you’re just too poor”, but hey, whatever makes you feel better about your poor decision making. You can do better, well probably not. Keep trying though. 😉

    1. They will kill that card through driver support soon enough. You should’ve never gave them your money. They killed the GTX 690 & Titan X overtime. I heard they started to do it to Pascal when Turing was being released.

  4. Deep Learning = Our AI
    AI = Checkerboard Rendering
    ???????????

    Nvidia knows no bounds I tell ya. Their scumminess are enabled even more by their customer Base. The 2 deserves each other. This is Physx & HairWorks all over again. When will people learn that there is nothing innovative about Nvidia. ????

    Please Go & Educate Yourselves.
    https://youtu.be/H0L3OTZ13Os

    1. Indeed. Notice how the scummiest of anti-consumer companies seem to coalesce together?

      – EA Dice of Genderfield V hateful SJW notoriety
      – THQ Nordic/Koch Media of Metro Exodus Epic Store notoriety
      – Nvidia of GeForce Partner Program et al notoriety

      1. And no matter what people will just keep throwing monies At them. I just don’t get it man. Nvidia is terrible but people will claim they are the best. Nvidia never had a cutting edge technology, what they were always good at was sabotage and throwing money at devs to do so. Reminds me of the now epic store. Because of fortnite’ success, epic now has bags of cash to through at devs/publishers to come over and make Exclusives deals. So much money that the sales they lost by doing so isn’t affected at all. The bags of cash more than makes up for lost sales, so it doesn’t matter. Win/win for everyone except the consumers.

        1. I guess we can console ourselves that there’ll always be somebody even worse off. In the instance of Fortnite the Xbots don’t even have the dubious privilege of being able to play it for free because for them the game is locked behind an Xbox Live paywall.

        2. When steam was de-facto exclusive for 20 years no one said a word.
          Games HAD to be on steam or DIE out.
          Now that competitor comes out, suddenly the steam-slave moan and cry.
          There is only ONE Way to beat steam, is to pay devs to move out.
          Steam is still the biggest brand and has 99.9% of PC games.
          The only way to kill a giant is to fight dirty.
          And honestly i dont see nothing dirty about giving devs incentives to sell on your store, its just business.

    2. I too owned many of their cards, but in December of 2018 my Titan X died and I decided now was the perfect time for me to move on from Nvidia and not support this scummy company by. I just simply couldn’t turn a blind eye anymore. Nvidia has never innovated or done anything positive for the gaming industry, they have only led by sabotage and throwing bags of cash to dev/publishers in order to get ahead. The GTX 970 4GB was a blatant lie even down to the drivers.
      The lie was even planted into the drivers in order to tell GPUz that it was a 4GB card when it’s 3.5 GB instead.

      The last straw for me was the release of Batman:Arkham Knight, when nvidia sped up their gameworks presentation video in order to pretend that the game could run stable 60fps. When the game was so terribly un-optimzed that WB pulled the game from Steam in one week of release in order to not lose anymore money through refunds. No one in the world could run that game at a staple 60fps. By the way, you can still find that video on Nvidia’s Channel. Just listen for the NPC’s sounding like chipmunks, because of the videos time being manipulated. They didn’t even take down the bloody video. Use Headphones it helps identify the lies

      https://youtu.be/zsjmLNZtvxk

  5. So basically he’s saying 4K DLSS is “working as intended”, it’s just the lower resolutions that are a problem. They are walking back the claim of a massive performance boost with minimal loss to quality. He did not address the fact that 4K with 80% resolution scale looks better and runs at higher FPS. What a joke. If only AMD could get their act together.

      1. Which, funnily enough, may well be reason #404 for waiting for the real deal release of Metro Exodus from codex/cpy or Steam.

  6. so we have a limited use case form of anti aliasing/scaling that uses a substantial die size, that deliver the same effect as Upscaled + TAA
    so we paying for tensor cores that gives you lower image quality

    1. Nvidia never lives up to their promises. I wouldn’t hold your breath on DLSS. It will always just be upscaling.

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