AMPERE RENDERING BENCHMARKS... OMG

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  • And the page doesn't even show 3090 data. I could probably literally replace my 4 2080tis with 2 3090s and get the same performance and 48gigs of VRAM for textures. As soon as I find out what to buy that reliably works with Cycles, I'm pulling the trigger on this.

    It was interesting to note, though, that EEVEE performance was better, but not twice as fast.

  • nicsttnicstt Posts: 11,715
    edited September 2020
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    I understand that once the data is transferred that it makes little difference as the majority of the work is on the card.

    ... The less often you have the render engine of choice update the display, the more performance you'll have.

    duckbomb said:
    nicstt said:
    If you're going to use it for 1080p gaming (and are a gamer), then I'm inclined to call you an idiot (sorry).

    Why, though?  Wouldn't it work really well for 1080p gaming?  Would you only buy hardware that works with what you have right now, or wouldn't it make sense to pick somethig up now that can drive 4K later in case you want to go that route? 

    I suspect there might be instances where it might be helpful: ultra high sync rates (I think it is). Or say you have to upgrade because need a new card and the intention is to move to a larger screen size perhaps.

    ... If you're going to get pretty much the same performance as a gamer (you don't render), then why upgrade? Plus if you're getting the same performance it is possible upgrading something else in your system might actually give you more fps.

    I was looking at some results tables and the comparrison with 2080/2080ti wasn't done with the data from the original release but with what was available now, and there was a 20% increase in performance between those done for the results here, and those done two years ago.

    Post edited by nicstt on
  • Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    The performance difference is minimal. In rendering it is very minimal. Data is transfered once not continuously as it is in games so there is next to no performance hit. The same card in a gen 3 system might take a few seconds longer to complete a render than it would in a gen 4 system.

  • nicsttnicstt Posts: 11,715
    edited September 2020
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    The performance difference is minimal. In rendering it is very minimal. Data is transfered once not continuously as it is in games so there is next to no performance hit. The same card in a gen 3 system might take a few seconds longer to complete a render than it would in a gen 4 system.

    You forgot how often the render engine updates the display with the rendering image - presume it is set to update. It can offer a small/very small but measurable difference.

    Post edited by nicstt on
  • nicstt said:
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    The performance difference is minimal. In rendering it is very minimal. Data is transfered once not continuously as it is in games so there is next to no performance hit. The same card in a gen 3 system might take a few seconds longer to complete a render than it would in a gen 4 system.

    You forgot how often the render engine updates the display with the rendering image - presume it is set to update. It can offer a small/very small but measurable difference.

    Maybe? If that has any effect on the CUDA process. I'd want to see a benchmark of a gen 3 and gen 4 system with the same card to see. It shouldn't though. The CUDA process should not be effected at all by the copy. Why it would block while the PCIE bus was transfering data is completely beyond me. 

  • outrider42outrider42 Posts: 3,679
    edited September 2020
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    Not really. Several reviewers tested the 3080 with Intel chips which are still limited to pcie 3.0, as well as AMD chips that use pcie 4.0. They found basically no advantage to 4.0 with everything they tested. Also, Nvidia themselves said that pcie 4.0 would only offer 2% at best over 3.0. Now perhaps in the future this will change, and I think some games will make use of it. But that is for gaming...not Daz Iray.

    Daz Iray is not dependent on pcie at all. It does not use the bus so much. The data is loaded on to the GPU, and the data stays there for the duration of the render. There is very little data being exchanged over the pcie during a render. This has been tested, too. Running a render in x8 has no impact at all versus x16.

    Also, I am not sure why anybody is surprised by the results posted. The Iray group has already showed Iray performance weeks ago, way back on September 2. This is a 3080 versus a Quadro RTX 6000.

    And this performance has strongly been hinted for some time before that.

    Post edited by outrider42 on
  • fred9803fred9803 Posts: 1,564

    These performance increases are quite remarkable and I was considering a 3080 up until recently... I resigned my job or 22 years last week.

    For people like me who never have a problem with scene fitting to VRAM (8GB) and never render longer than 30-40 minutes with the sort of renders I do, the cost/benefit of upgrading is questionable. I can see the benefit for those needing more VRAM and those renderng long hours but for someone like myself considering the 3080 ($1000 + here in Australia), do I really need it? Judging by the DAZ galleries 95% of people only render one figure scenes so I suspect I'm not the Lone Ranger regarding the need for more VRAM. Granted that pumping up quality setting will exponentially increase render times. Yes I want it, but do I really need it?

  • compatible Yes but won't have the full potential of that cards could offer.

    You won't notice any difference I don't think.  At least that's what I read here (scroll down for conclusions, they tested a lot of games and benchmarks).  I suppose to put it another way, I don't think there's an application for 4.0 that anyone's using right now.  That is, one that saturates 3.0 bandwidth.  I imagine some very heavy streaming applications might.

  • RobinsonRobinson Posts: 751
    edited September 2020
    Visuimag said:

    Yeeeep. Already have my 3090 $ set aside.

    I imagine you frantically clicking at 1 second past midnight when they go on sale.  Good luck!

    Post edited by Robinson on
  • Thanks for your quotes, too many to index here.

    for a short conclusion, no need for me to get a expensive card for a minimal performance, (yes I know nobody asked too)

    why to buy a $$$ card for a mere seconds of fast rendering being a hobbyist?, for a pro is justificable if you make an income from your renders, in other ways is just plain st...sorry. 

  • fred9803fred9803 Posts: 1,564
     

    why to buy a $$$ card for a mere seconds of fast rendering being a hobbyist?, for a pro is justificable if you make an income from your renders, in other ways is just plain st...sorry. 

    Well you're not really looking at a few seconds. You're looking at about half your render time between 2080 and 3080. That being said, if your render times are less than an hour, that 50% saving doesn't mean so much to someome like this compared to someone rendering for 12 hours or more. The cost/benefit of saving 50 percent on a $500,000 house is not the same as 50% on a pack of gum in realistic terms.

  • outrider42outrider42 Posts: 3,679

    Thanks for your quotes, too many to index here.

    for a short conclusion, no need for me to get a expensive card for a minimal performance, (yes I know nobody asked too)

    why to buy a $$$ card for a mere seconds of fast rendering being a hobbyist?, for a pro is justificable if you make an income from your renders, in other ways is just plain st...sorry. 

    The question of how much one spends applies to all hobbies though. Pretty much all hobbies are unnecessary recreation. For 99% of people video games are a hobby, too. The same logic applies there. The 3080 can play games at very high frame rates, but existing cards can play them quite well already. Or what about Daz assets? How many models does one need?

    These are questions that everyone has their own answers for.

  • nonesuch00nonesuch00 Posts: 18,333

    Thanks for your quotes, too many to index here.

    for a short conclusion, no need for me to get a expensive card for a minimal performance, (yes I know nobody asked too)

    why to buy a $$$ card for a mere seconds of fast rendering being a hobbyist?, for a pro is justificable if you make an income from your renders, in other ways is just plain st...sorry. 

    If you just do a still per scene I agree you should be very hestitant to upgrade but if you render animations in a scene then to not upgrade is really going to hold you back unless you just can't afford it.

  • say what you will, but I want that VRAM baayybeee so im gonna wait till big navi drops and nvidia pulls out the 3080ti hopefully with 16 or more GB of Vram. I game at 1080p, i'm gonna use pcie3. im a dummy LOL the hype is at an all time high lol

  • droidy001droidy001 Posts: 282
    edited September 2020
    Gamers Nexus have done a comparison between pcie 3 and 4 Mostly focused on game fps but does include a result for blender. Spoiler Alert Very little difference in games, no difference at all in blender.
    Post edited by droidy001 on
  • droidy001 said:
    Gamers Nexus have done a comparison between pcie 3 and 4 Mostly focused on game fps but does include a result for blender. Spoiler Alert Very little difference in games, no difference at all in blender.

    YEP, at first i was concerned about pcie3. watched a vid by blunty, then jays2, then bitwit, and basically they all say there's no difference.

  • TaozTaoz Posts: 9,979
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    My GTX 1070 works fine and is surprisingly fast on old hardware with PCIe 1.1 x 16.  So it doesn't look like PCIe version matters that much, at least not with a single card and nothing else that puts a heavy load on the bus.

  • evacyn said:

    How much RAM is everyone waiting for? Can we expect a 3080 TI with 16GB in the new year? I have twin 1080 TIs and I'd love to upgrade, but 10GB isn't enough.

    im looking for a 16gb one, doubt nvidia would drop a ti with more vram than the Titan, unless they drop the price of the 3090 and release an actual titan labeled gpu

     

  • SevrinSevrin Posts: 6,310
    Robinson said:

    you need to upgrade all your PC to PCIe 4.0 sad so, not only buy an expensive card but your motherboard too.

    No, they're compatible with PCIe 3.0.  You'll be fine with that.  The two things you need to check are power supply and case size, especially in cases that have drive bays.

    compatible Yes but won't have the full potential of that cards could offer.

    It's fine.  The 2080ti doesn't use all the bandwidth of PCIe 3.0.

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