AMD vs. Nvidia - Prefs & Why

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amenx

Diamond Member
Dec 17, 2004
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http://hexus.net/tech/news/graphics/20991-amd-nvidia-batman-arkham-asylum-aa-fiasco-telling-truth/

Originally Posted by Richard Huddy
AMD received an email dated Sept 29th at 5:22pm from Mr. Lee Singleton General Manager at Eidos Game Studios who stated that Eidos’ legal department is preventing Eidos from allowing ATI cards to run in-game antialiasing in Batman Arkham Asylum due to NVIDIA IP ownership issues over the antialiasing code, and that they are not permitted to remove the vendor ID filter.

Emphasis mine.
Isnt that the way its supposed to work in any business enterprise? Whoever writes and owns the code calls the shots. As a shareholder I would be pissed if the company I invested in was squandering its resources and man-hours writing code that could be shared with its main competitor.
 

SirPauly

Diamond Member
Apr 28, 2009
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AMD could have offered better tessellation capabilities, but why defend the overexaggerated tessellation in Crysis 2?
It's not as if it only hurts AMD, Nvidia cards had also run it better with less tessellation

The tessellation may not be as efficient based on it was added but it certainly adds to the title. This idea of developers in on it to make AMD look bad is silly. If this was true, no one would work with nVidia.
 

bleucharm28

Senior member
Sep 27, 2008
494
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Nvidia seems to have more features, whether i use them or not, is nice to know the feature are there for me when i need it. Nvidia usually has better drivers.. most of the time, never really had any major issues from past to present day. ATi has driver issues, they need to have better driver writers; AMD/ATi seems to have better pricing and better hardware for the bucks.
 

Homeles

Platinum Member
Dec 9, 2011
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How about AMD offering more robust tessellation instead of offering that the 5XXX series was good enough and balanced.
AMD could have offered better tessellation capabilities, but why defend the overexaggerated tessellation in Crysis 2?
It's not as if it only hurts AMD, Nvidia cards had also run it better with less tessellation
AMD actually has the better tessellation now, although Nvidia's really close.

 
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BlockheadBrown

Senior member
Dec 17, 2004
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AMD actually has the better tessellation now, although Nvidia's really close.


From another thread:
Right but he says he intends to keep this card for 3 years and not upgrade. In that case think about BF3 expansions, all the upcoming Dirt games on Ego engine, Crysis 3, and newer games with tessellation. GTX670 will mop the floor with HD7850 in those types of games.

In Crysis 2, GTX670 is 69% faster than an HD7850 at 4xMSAA 1080P. In Batman AC, GTX670 is 66% faster with 8AA. That's remarkable. We can sit here and argue that those games are "NV-biased" which is a moot point since there most likely will be more Batman games, more Crysis games and more games in the future with tessellation.

Now take a look at world's first MMO with tessellation (as far as I am aware).



Unless you think tessellation is a fad, things are only going to get worse for 7850 in 12 months. No amount of overclocking will help since GCN tessellation units are 1 generation behind Kepler. My prediction is when Crysis 3 ships next year, HD7850 will fall flat on its face.

I'm going to read through that entire thread. I believe that there's decent discussion there as well.
 

Arzachel

Senior member
Apr 7, 2011
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From my understanding, Eidos made the decision. nVidia clearly has offered that they don't own the property. These are very semantic arguments and much more clarity is needed here.

Of course Eidos made that decision, otherwise they would be infringing on Nvidia's IP. I'd say it's pretty clear.
 

Homeles

Platinum Member
Dec 9, 2011
2,580
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From another thread:
I'm going to read through that entire thread. I believe that there's decent discussion there as well.
A beta test is hardly a good indicator of card performance on any metric. In that particular case, it looks like there is something that is quite literally broken with how the game handles AMD cards. As it's a beta, that's not too surprising. There isn't a single released DX11 game out there that behaves like that.

I took a look at the thread, and I'm not remotely convinced that Nvidia's got the better tessellation. They seem to be quite on par, as I stated earlier. Also, the discrepancy between the 7970 and 680/670 will be largely closed with the release of the 7970 GHZ edition launching this week, supposedly.

Anyways, thanks for the link.
 

Dribble

Platinum Member
Aug 9, 2005
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Imo nvidia simply has a bigger better driver team. They tend to support new games faster, old cards for longer, have more features and add more custom extra features to games. Multi-gpu magnifies driver problems so Sli is more stable then Xfire. Nvidia also has the more reliable 3D solution. Mobile is significantly better with unified drivers and much better gpu switching.

Hardware wise both camps have their moments - 5870 for ati, 8800 for nvidia, etc - but software wise there is a clear winner. Hence I would never touch Ati for mobile, or Xfire whatever they offer. I will recommend/buy Ati for the desktop however if the deal is good enough.
 
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Arzachel

Senior member
Apr 7, 2011
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From another thread:


I'm going to read through that entire thread. I believe that there's decent discussion there as well.

The post you quoted misses the mark entirely because what makes the 7850 great is the huge overclocking headroom and good scaling, comparing it to an almost twice as expensive card without overclocking the 7850 is silly. And the Secret World bench only shows that this particular implementation works better on Nvidia hardware because other games implementing tessellation show very different results.
 

Homeles

Platinum Member
Dec 9, 2011
2,580
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The post you quoted misses the mark entirely because what makes the 7850 great is the huge overclocking headroom and good scaling, comparing it to an almost twice as expensive card without overclocking the 7850 is silly. And the Secret World bench only shows that this particular implementation works better on Nvidia hardware because other games implementing tessellation show very different results.
You can overclock the 670 as well. Kind of.
 

SirPauly

Diamond Member
Apr 28, 2009
5,187
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Imo nvidia simply has a bigger better driver team. They tend to support new games faster, old cards for longer, have more features and add more custom extra features to games. Multi-gpu magnifies driver problems so Sli is more stable then Xfire. Nvidia also has the more reliable 3D solution. Mobile is significantly better with unified drivers and much better gpu switching.

Hardware wise both camps have their moments - 5870 for ati, 8800 for nvidia, etc - but software wise there is a clear winner.

Indeed! Very pro-active and is their strength and differentiation to me. This is why I prefer nVidia.
 

SlowSpyder

Lifer
Jan 12, 2005
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6970 was AMD's top dog and hence it had to compete with 580,though considering the price it should be 570.


The 6990 was AMD's top card for that generation.

But we can ignore that card and say that the 6970 was AMD's second fastest just as the GTX580 was Nvidia's second fastest. That hardly means they compete. Kia's top of the line doesn't compete with VW's top of the line - the Bugatti Veron. The nicest trailer in the trailer park doesn't compete with the nicest mansion in the area. The best Cessna makes does not compete with the best Airbus makes.

So when talking about which card holds value best, I don't know how you would look at anything but the price that they competed in originally to what they sell for now when making that determination.
 

railven

Diamond Member
Mar 25, 2010
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I was talking about not leaving AA open for AMD cards at all. They locked it out because it didn't work and AMD didn't want to make it work. Better to just prevent it than to try to hack it in and do it wrong.

Only thing I want to add, is this is false. The code worked on AMD and someone smart shared a little trick before the GOTY edition came out:

If you used Radeon Pro tools, you could spoof an nVidia ID and magically the AA worked like charm.
 

blackened23

Diamond Member
Jul 26, 2011
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Homeles & Arzachel, if you read through RussianSensation's posts in that thread, he provides sound reasoning and examples that substantiate his position rather well. It's worth reading.

There is no definitive answer to which card does tessellation better, 7970 or gtx 680. Tessellation heavy games do fine on the 7970, such as metro 2033 - it clearly demolishes the GTX 680 in this game, and it is heavy on tessellation. Synthetic benchmarks can be optimized for and can go either way, tessmark might show the 680 faster in tessellation but other synthetic tests (as tested at AT) show the 7970 better. Bottom line is there is no definitive evidence. Some games with heavy tessellation run the same speed or better on the 7970, and some synthetic benchmarks favor the 680 or 7970 depending on how well the drivers optimize for it. Nvidia optimizes for tessmark.

As far as the world records in extreme tessellation in heaven DX11 benchmark, I do believe the 7970 holds all world records when OC'ed in that test. Furthermore, all world records for 3dmark 11 are held by 7970 (with tessellation enabled, even though HWBOT allows you to disable it for benchmarking purposes) in 1/2/3/4x gpu mode. Bottom line is people from either side can cherry pick to declare a winner while ignoring other evidence (eg russians' post) but there's no definitive evidence. Just play whatever freaking games you like.
 

blackened23

Diamond Member
Jul 26, 2011
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Only thing I want to add, is this is false. The code worked on AMD and someone smart shared a little trick before the GOTY edition came out:

If you used Radeon Pro tools, you could spoof an nVidia ID and magically the AA worked like charm.

I find the notion that Multi Sample AA coding being vendor specific to be absolutely ludicrous. CSAA support is in batman: AA and THAT is vendor specific, but Eidos disabled MSAA in that game on ATI hardware.

There IS NO VENDOR SPECIFIC MSAA code. Whoever said that, big fat lie. To be clear: Batman : AA supports both CSAA and MSAA. CSAA is vendor specific, and requires vendor specific code. MSAA is not vendor specific and anyone claiming that it does require vendor specific code is wrong. Now, I don't think nvidia did this on purpose. I think the more likely case is Eidos being idiots.
 
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boxleitnerb

Platinum Member
Nov 1, 2011
2,601
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Heaven only uses factor 16 iirc. If you go higher, Nvidia clearly pulls ahead.
Metro makes use of compute for DOF and SSAO. I believe that is the reason why AMD is in front, not tessellation.

Batman Arkham Asylum is Unreal Engine 3 and DX9 and this combination makes it difficult to get AA:
http://forum.beyond3d.com/showthread.php?t=58194

UE3 games have been known not to support MSAA on their own and to require specific AA hacks:
Blacksite Area 51
Americas Army 3
Alpha Protocol
Alien Breed 1-3
Borderlands
etc.

I still believe it was Nvidias credit that they "hacked" the AA into the engine. That it works with AMD as well doesn't prove anything. AMD did the same for some games back with Catalyst 8.3
http://www.computerbase.de/news/2008-01/ati-karten-nun-in-unreal-engine-3-spielen-mit-aa/

They simply dropped the ball this time and then complained about it. That is why I don't like AMD that much. They complain and point fingers, but they do little for their customers. The AA-hack(s), PhysX, AO...they prove that Nvidia are "doers" while I would put AMD rather at the "talker" table.
 
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blackened23

Diamond Member
Jul 26, 2011
8,548
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Heaven only uses factor 16 iirc. If you go higher, Nvidia clearly pulls ahead.
Metro makes use of compute for DOF and SSAO. I believe that is the reason why AMD is in front, not tessellation.

If you say so. No definitive evidence. We can go back and forth all day long.

Now lets resume the discussion on what people prefer before this degenerates into nonsense.
 

SolMiester

Diamond Member
Dec 19, 2004
5,330
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I read his posts, and I don't agree with his reasoning. It's quite clear that he's biased and has an agenda, and many of his arguments are flawed.

LOL, RS is probably the most knowledgeable and valued member of this forum.....To say he is biased and has an agenda show just how wrong you are...goodbye!
 

Magic Carpet

Diamond Member
Oct 2, 2011
3,477
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I have to admit, that traditionally Nvidia has had better drivers. But nowadays, I can't complain, they are about on par, in my recent experience.
 
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