AMD & NV image quality comparison

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Hitman928

Diamond Member
Apr 15, 2012
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So is that setting off by default?

The default setting in nvidia control panel shows worse image quality in BF4 for him on his Titan X. In order to fix it, he has to force highest quality settings through the control panel which drops his performance ~ 8% by my eye.
 

monstercameron

Diamond Member
Feb 12, 2013
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The default setting in nvidia control panel shows worse image quality in BF4 for him on his Titan X. In order to fix it, he has to force highest quality settings through the control panel which drops his performance ~ 8% by my eye.

and has he confirmed this behavior in any other games? this is kinda fishy, especially if alot of the tech sites were affected by this.
 

Hitman928

Diamond Member
Apr 15, 2012
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and has he confirmed this behavior in any other games? this is kinda fishy, especially if alot of the tech sites were affected by this.

No, just BF4 so far though others have said they feel like they see similar things in GTAV (apparently it's a known issue for nvidia in this game? I don't play the game) and there's a project cars video that seems to show the same, but again, BF4 is the only one he investigated as that is the first video he posted.
 

Tapoer

Member
May 10, 2015
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No, just BF4 so far though others have said they feel like they see similar things in GTAV (apparently it's a known issue for nvidia in this game? I don't play the game) and there's a project cars video that seems to show the same, but again, BF4 is the only one he investigated as that is the first video he posted.

Agree, so far it seems to be at least 3 games, maybe Arma 3 too from Jacky60 post in:
http://forums.anandtech.com/showthread.php?t=2437903&page=3
 
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railven

Diamond Member
Mar 25, 2010
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Gregster found out what the problem was:
http://forums.overclockers.co.uk/showthread.php?t=18679713&page=7


The default settings/profile of Nvidia control panel don't produce the best quality, at least in BF4, only with "prefer max quality" AF was working as it should at the cost of ~10% performance hit on a Titan X.
I wonder how many more games this happens and how many reviews are done with the default setting in the control panel or profiles.

That is a good question that reviewers should really look into. I just checked my NV Panel and it set to Quality by default. (New install, haven't touched anything in NV Panel).

The updated video with both recorded at the same quality shows the exact same issue as before with the TitanX, a clear lack of AF, texture detail, and possibly draw distance of objects. This has nothing and never had anything to do with the color or gamma settings or "black crush". This is simply that his TitanX video shows lowered LOD and there are very clear screenshots from the video that point this out. You can watch the video and see it clearly. This could very well be an issue with his setup or how he recorded, but the difference is clear.

Are you kidding me? AF doesn't affect texture detail or draw distance in close objects. People were crying the NV side was mixing textures, lines were painted ONTOP of ground textures, objects were missing in the distance. Even the two images provided only saw AF set to either 4x or off. There are no textures or objects missing.

Take the same image and adjust the gamma and you'll see objects missing and textures gone because they'll wash out into surrounding textures/objects.

If you really did read the thread, then to try and call him out is flat out tasteless. The only reason he did the videos is to give back to the community and he had no intention of starting any of this, it was other posters who saw the video and noticed the quality difference. The OP didn't want to be involved in any controversy and that's why he was reluctant to add further material to the discussion.

I pointed out a major flaw with his first video. An issue that I've showed through various examples that can AFFECT image quality negatively, more so than lower AF. I don't have an account there and I've asked the people posting here if they had one there to ask him to post an unedited video (ie the colors untouched). The end result would be more similar to this video, and magically "textures/objects" still aren't missing.

Lastly, there are only a couple posters (as expected) who are trying to make this into a hit piece against nVidia, the vast majority of people have simply noticed what is clear in the video and are interested to look into it further. Again, this very well could be an issue with a very simple answer, but it deserves a little investigation. Those trying to throw out all these red herrings as to make it seem like it's all a farce are either being ignorant or dishonest.

I'm not even referring to this place, I visited the four other threads where this was discussed. You want me to get you a few charming quotes? And no, the majority of people DIDNT even address the glaring issue of color representation. An issue that can make something like WORSE, should I post more examples?

One can not discuss IQ issues until the issue that the original video that sparked this is resolved of it's most glaring issue - one side had the colors adjusted which created other issues. It was no longer a 1:1. People aren't saying now "look, the lines are over the paper textures LOL" now its a more clear "something is up with anisotropic filtering, what gives?"

Unless, you're now going to go on record saying "lowering AF reduces texture quality and removes objects."

EDIT: I just realized I maybe looking at NV Panel wrong (I admit I hate it over AMD CCC). I'm a let this post stay as it is if I'm an idiot and am speaking out my rear-end. If NV is cheating on Texture Filtering (not Anisotropic Filtering) they deserve any and all hell they get for this! I still stand by my claim that the black crush made things even more unbalanced. Probably because I was focusing on that glaring issue that I failed to see the filtering issue.
 
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Feb 19, 2009
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https://www.youtube.com/watch?v=a2IIM9fncqc

Indeed it's the default NVCP override in-game settings on Ultra quality, its rendering like its on crap.

Have to force it on quality to get it to render the same as Fury X!!

Edit: There IS a 10% performance loss for fixing this rendering bug. Note the frame rate.
 
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Hitman928

Diamond Member
Apr 15, 2012
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That is a good question that reviewers should really look into. I just checked my NV Panel and it set to Quality by default. (New install, haven't touched anything in NV Panel).

I believe quality is the setting that shows the lowered LOD, high quality setting, overriding application settings, is needed.

Are you kidding me? AF doesn't affect texture detail or draw distance in close objects. People were crying the NV side was mixing textures, lines were painted ONTOP of ground textures, objects were missing in the distance. Even the two images provided only saw AF set to either 4x or off. There are no textures or objects missing.

Take the same image and adjust the gamma and you'll see objects missing and textures gone because they'll wash out into surrounding textures/objects.
I don't know how to make it more clear, this is what people were noticing.



In game Screenshots posted later confirmed the same issues. AF issues around the green circle distance is just one of the issues. This picture doesn't even circle the tiles on the sidewalk to the right where it is blurred on the TitanX and clearly individual tiles on the Fury X. He even posted a comparison video already linked on this page that shows the Titan X looking exactly like the Fiji quality after forcing the Nvidia control panel to highest quality.

I pointed out a major flaw with his first video. An issue that I've showed through various examples that can AFFECT image quality negatively, more so than lower AF. I don't have an account there and I've asked the people posting here if they had one there to ask him to post an unedited video (ie the colors untouched). The end result would be more similar to this video, and magically "textures/objects" still aren't missing.
Color settings had nothing to do with it and his control settings comparison video confirmed this. Even if they had, what you're suggesting is that the missing details on the Titan X were because the Fury X color settings would cause the Fury video to lose detail. That makes no sense. The original issue of recording quality had been addressed very quickly and the updated video where they were both recorded with the same quality continued to show the same issues.


I'm not even referring to this place, I visited the four other threads where this was discussed. You want me to get you a few charming quotes? And no, the majority of people DIDNT even address the glaring issue of color representation. An issue that can make something like WORSE, should I post more examples?
Yes, please show me an example where having 1 setup suffer from "black crush" causes the other setup not suffering "black crush" to show less details.

One can not discuss IQ issues until the issue that the original video that sparked this is resolved of it's most glaring issue - one side had the colors adjusted which created other issues. It was no longer a 1:1. People aren't saying now "look, the lines are over the paper textures LOL" now its a more clear "something is up with anisotropic filtering, what gives?"
You keep going back to this when it has nothing to do with the issues involved. This has been confirmed by his video comparing the Titan X against itself with higher nvidia control panel settings.

Unless, you're now going to go on record saying "lowering AF reduces texture quality and removes objects."
Not removes objects (again, more than one issue) but umm. . .

https://en.wikipedia.org/wiki/Anisotropic_filtering
Wikipedia said:
In 3D computer graphics, anisotropic filtering (abbreviatedAF) is a method of enhancing the image quality of textures on surfaces of computer graphics that are at oblique viewing angles with respect to the camera where the projection of the texture (not the polygon or other primitive on which it is rendered) appears to be non-orthogonal
 
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Feb 19, 2009
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At this point, we have to ask whether the default NVCP actually isn't letting the app decide (bug) in a few games (gta v, arma 3, bf4, sleeping dogs) or its a bug in all games?

How many review sites even test with manual CP settings on Quality rather than leaving everything on default?

10% performance just from AF low -> high alone is a big deal. What about lod distance?
 

SolMiester

Diamond Member
Dec 19, 2004
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and has he confirmed this behavior in any other games? this is kinda fishy, especially if alot of the tech sites were affected by this.

Most tech sites when doing reviews have set settings anyway!, You know, AA/AF etc....I dont imagine they bench games with default settings.
 

Hitman928

Diamond Member
Apr 15, 2012
6,641
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Quick cut and stitch I put together for comparison. You can see the Titan X issues from in game screenshots are fixed and look (quality wise) just like the Fury X samples posted previously.

 

Hitman928

Diamond Member
Apr 15, 2012
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Most tech sites when doing reviews have set settings anyway!, You know, AA/AF etc....I dont imagine they bench games with default settings.

The problem is, I doubt most tech sites change the nvidia control panel default settings, they change in game settings which appear to be overridden to render lower quality unless forced through the nvidia control panel to high quality. This could be a bug or nvidia getting a little too aggressive with default settings, we don't know. We also don't know which games this does and does not effect and if it is nvidia wide or possibly a driver issue specific to certain cards.
 

Hitman928

Diamond Member
Apr 15, 2012
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10% performance just from AF low -> high alone is a big deal. What about lod distance?

I'm pretty sure the change to high quality in the control panel has more to do than just AF. Modern cards see very little performance penalty from AF and the screenshots suggest more improvement than just turning on AF.
 

SK10H

Member
Jun 18, 2015
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Quick cut and stitch I put together for comparison. You can see the Titan X issues from in game screenshots are fixed and look (quality wise) just like the Fury X samples posted previously.


The default control panel setting make it almost unvisible.
 
Feb 19, 2009
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Well we know PCPer tests with it on default "Let App Decide", which defaults to crap AF.



We also know that was from several years ago so this "bug/feature" has been in existence for a long time.

I actually force in CC/NVCP on Quality everytime so I don't notice the AF bugs in the past, only the washed out colors.

10% doesn't sound like a lot, but Fury X is ~5-10% behind 980Ti at 1440p and ~tie at 4K. R290X is ~10% behind 980 at 1440p.

A few % here and there, viola, entirely different outcomes.
 

casiofx

Senior member
Mar 24, 2015
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"Who cares about the obvious loss of image quality, as long as it is 10% faster in benchmarks right?"

Nice Nvidia's strategy.
 

casiofx

Senior member
Mar 24, 2015
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Quick cut and stitch I put together for comparison. You can see the Titan X issues from in game screenshots are fixed and look (quality wise) just like the Fury X samples posted previously.

10% performance loss with the image quality settings that should have been ran on.

The benchmark numbers on AMD vs Nvidia cards are unfair RIGHT NOW!
 

casiofx

Senior member
Mar 24, 2015
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I'll jump to conclusions until reviewers debunked it with proper image quality comparisons and benchmarking with proper settings.

Some vendors have been accused of "cheating" at benchmarks — doing things that give much higher benchmark numbers, but make things worse on the actual likely workload.

https://en.wikipedia.org/wiki/Benchmark_(computing)

Try benchmarking Unigine Heaven with AMD cards set to tessellation override at 8x and use it to compare with Nvidia cards. I bet most Nvidia fans would go absolutely bonkers at it, calling it unfair etc.
 
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Feb 19, 2009
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The problem is they don't mention what settings they use in the control panel. Quite a few don't even have a "testing methodology" section and don't even show which sections of games they are testing. It's quite a drop in standards. In the past, reviews came with image quality comparisons.
 

monstercameron

Diamond Member
Feb 12, 2013
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The problem is they don't mention what settings they use in the control panel. Quite a few don't even have a "testing methodology" section and don't even show which sections of games they are testing. It's quite a drop in standards. In the past, reviews came with image quality comparisons.


I don't really fault them for dropping iq comparisons but if this current situation is true, it would be scandalous! Gosh I hope this is true, I will enjoy reading all those butt hurt comments!
 

Stormflux

Member
Jul 21, 2010
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This situation is kind of ridiculous.

Brent over at HardOCP is discussing the matter. And his comments leave a lot to be desired about their reviews.

http://hardforum.com/showthread.php?t=1867421&page=5
Starts on post #77


Some choice quotes, which I preface with his first quote:

In my experience, AMD and NV look the same when they are at the same settings, there is not one that stands out different over the other.
Driver defaults on all cards, every brand, all the time, we do not change or touch anything in the driver control panel prior to testing.

Then the kicker for me.

It is up to AMD and NVIDIA to provide the kind of experience they want out of their cards to gamers. It is our job to evaluate that experience. We take that, at its default, and evaluate the gameplay experience. If we were to change anything in the driver we would be artificially changing that experience and creating an unfair comparison.

To keep it fair, we leave the driver settings alone, and at default, on both AMD and NVIDIA. If we detect some measure of ill looking image quality we bring this to the attention of AMD and NVIDIA.

What is the point of Apples to Apples comparisons if the picture does not look exactly the same or even as close as they can get? I want to say that this one case from OCUK can be the outlier and I want to give Brent the benefit of the doubt, and his reviews are trustworthy. But this really needs more investigation.

I do agree, lots of reviews are just graphs and words, no real comparative pictures, or diving into impacts of different settings.
 
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omek

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Nov 18, 2007
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10% is pretty significant, that's the difference between the 290x and the 980 being 1:1 and the Fury X being neck and neck with the Ti and occasionally tagging TX.

GTA5 needs exploration.
 
Feb 19, 2009
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10% is pretty significant, that's the difference between the 290x and the 980 being 1:1 and the Fury X being neck and neck with the Ti and occasionally tagging TX.

GTA5 needs exploration.

Jacky60 who has the R295X2 & 980Ti SLI setup said he will post comparison screenshots. I want to know if the cars on NV actually cut off completely without dynamic reflections on windows, if so, that is a freaken massive "bug" which affects rendering quality/speed.
 

Udgnim

Diamond Member
Apr 16, 2008
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wouldn't Default settings make the in-game AF setting take precedence?
 
Feb 19, 2009
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wouldn't Default settings make the in-game AF setting take precedence?

That's what its supposed to do. Let app decide. Not override it. On AMD default, you control it in-game. So Ultra = Ultra.

At least [H] confirms they bench with everything on default in CC and NVCP. I agree with that because its what I would have done as well to ensure its "fair". Except with this bug, it's very far from fair.
 
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