nV v. ATI AA comparison up@Firingsquad.

DAPUNISHER

Super Moderator CPU Forum Mod and Elite Member
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Aug 22, 2001
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Damn! we are sharing a brain tonite :D
 

BFG10K

Lifer
Aug 14, 2000
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The article seems to have been really rushed. Some of the graph labels don't even match the page titles.
 

deadseasquirrel

Golden Member
Nov 20, 2001
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Wow. Just wow.

Battlefield 2 1600x1200 4xAA
512GTX......128
x1800XT.....130

Battlefield 2 1600x1200 8xAA
512GTX........50
x1800XT.....114
 

RichUK

Lifer
Feb 14, 2005
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the first screen dumps, with 4xAA enabled:

nV

ATI

It looks like nV's AA looks less blurry with a better implementation. But what the hell is that weird pattern on the rear of the jets fins on the nV card. AA messing up? :confused:


EDIT: Actually i just think it is the angle of the screen shot
 

deadseasquirrel

Golden Member
Nov 20, 2001
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Originally posted by: BFG10K
The article seems to have been really rushed. Some of the graph labels don't even match the page titles.

Yeah, their 8x vs 14x/16x isn't really that. It's just a copy of their 4x vs 8x charts. Hopefully, it's just a copy/paste problem and they'll have it fixed shortly.
 

n7

Elite Member
Jan 4, 2004
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Wow! nVidia gets raped as soon as AA is set to 8x :Q

At 4x, they are close, but it seems nVidia hardware is taking a massive hit at 8x, whereas ATi isn't...
 

KeepItRed

Senior member
Jul 19, 2005
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Originally posted by: n7
Wow! nVidia gets raped as soon as AA is set to 8x :Q

At 4x, they are close, but it seems nVidia hardware is taking a massive hit at 8x, whereas ATi isn't...

QFT

Need for Speed Most Wanted: From low - high graphics doesn't hit my much. Maybe by like 5 frames. I must say, things are looking better for ATI since the R520.:disgust:
 

Frostwake

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Jan 12, 2006
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Where's Rollo to complain about the dongles? :p now really... those results are very surprising... and we didnt even get to see 14x/16x yet... I find it funny that r520 started as a crappy too little too late card and is currently the undisputed best bang for buck high end card on the market :)
 

nRollo

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Jan 11, 2002
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Originally posted by: Frostwake
Where's Rollo to complain about the dongles? :p now really... those results are very surprising... and we didnt even get to see 14x/16x yet... I find it funny that r520 started as a crappy too little too late card and is currently the undisputed best bang for buck high end card on the market :)

What did we call you before you were banned?
 

Frostwake

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Jan 12, 2006
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You didnt call me anything cuz i just used to read the forum ^^

Is this another "lets turn this post into a flame war?" reply, like you do with every other where ati is praised? Im sorry the results arent to your liking... but I have nothing to do with it whatsoever, so good night :)
 

nRollo

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Jan 11, 2002
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Originally posted by: Frostwake
You didnt call me anything cuz i just used to read the forum ^^

Is this another "lets turn this post into a flame war?" reply, like you do with every other where ati is praised? Im sorry the results arent to your liking... but I have nothing to do with it whatsoever, so good night :)

No, this is a "Gee the guy with 2 posts seems to know me".


I don't honestly care much about the results as I think we all knew Crossfire's Super AA is the major thing it has going for it know.
 

nts

Senior member
Nov 10, 2005
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Originally posted by: n7
Wow! nVidia gets raped as soon as AA is set to 8x :Q

At 4x, they are close, but it seems nVidia hardware is taking a massive hit at 8x, whereas ATi isn't...

Would have been interesting to see the results at 6x AA aswell.

Anybody have any ideas why NVIDIA gets raped when the AA is set to 8x, this can't be just due to the memory controller on the R520...

I remember reading an article on how ATi and NVIDIA apply AA at different places in the pipeline but can't remember the details (anybody know the article?).

Glad I didn't buy a 7800, loving my 6x AA and HQAF :)

 

Gamingphreek

Lifer
Mar 31, 2003
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Originally posted by: Frostwake
Where's Rollo to complain about the dongles? :p now really... those results are very surprising... and we didnt even get to see 14x/16x yet... I find it funny that r520 started as a crappy too little too late card and is currently the undisputed best bang for buck high end card on the market :)

I dont know what you are talking about undisputed best card.

As for the dongle.... that has nothing to do with it. They aren't winning because crossfire is a better implementation. They are winning because of ATI's superior AA/AF performance, due much in part to their programmable AF.

-Kevin
 

tuteja1986

Diamond Member
Jun 1, 2005
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Originally posted by: Rollo
Originally posted by: Frostwake
Where's Rollo to complain about the dongles? :p now really... those results are very surprising... and we didnt even get to see 14x/16x yet... I find it funny that r520 started as a crappy too little too late card and is currently the undisputed best bang for buck high end card on the market :)

What did we call you before you were banned?

lol :) Well few more days and i get my x1900xt :!

 

nRollo

Banned
Jan 11, 2002
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Originally posted by: tuteja1986
Originally posted by: Rollo
Originally posted by: Frostwake
Where's Rollo to complain about the dongles? :p now really... those results are very surprising... and we didnt even get to see 14x/16x yet... I find it funny that r520 started as a crappy too little too late card and is currently the undisputed best bang for buck high end card on the market :)

What did we call you before you were banned?

lol :) Well few more days and i get my x1900xt :!

Sheesh- that should be sweet.
 

Wreckage

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Jul 1, 2005
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I see ATI is still using the "take out detail for better performance" on HL2. If you look at the screenshots between the ATI card and the NVIDIA card there is a lot of stuff missing like plants and tree branches.

Several sites have noticed this. HL2 forces ATI cards to run at lower textures so it's hard to make a good comparison of performance here since it running with less detail.

I know AA is supposed to smooth edges, but ATI's AA seems to blur the whole picture. In the Doom3 shots the whole image seems less sharp more blurry.
 

niggles

Senior member
Jan 10, 2002
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why is this news, I thought this was simply accepted that ATI was much more efficient at AA than NV. I just moved off my ATI X800XL over to mu current BFG7800GT. If I tried turning on AA with my X800XL it would choke on BF2. The 7800GT was the bast for the buck for me. Sure if you have the cash to burn for the 1900XT then you're good, but for those of us that sit back in here in the step or so behind front line GPUs I am more than happy with my current card.
 

Gamingphreek

Lifer
Mar 31, 2003
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Originally posted by: beggerking
why are results different?
here
Text
Text
Text

everybody elses showing 7800gtx 512mb being faster.

Is firingsquad biased? or on crack?

I think that is before ATI released their Memory Controller tweak (One of the perks of having a Programmable Memory Controller :)). At any rate, yeah double the performance did seem kind of weird to me as well, but you also have to remember Nvidia uses SS AA more times than ATI does. So THEORETICALLY it should have better IQ, but in actuality it is not worth it (performance hit is too large, and IQ difference is too small IMO). I like SSAA dont get me wrong, it just seems like the cons outwiegh the pros.

-Kevin
 

Keysplayr

Elite Member
Jan 16, 2003
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Originally posted by: beggerking
why are results different?
here
Text
Text
Text

everybody elses showing 7800gtx 512mb being faster.

Is firingsquad biased? or on crack?

Go back to each of those articles and find out what drivers were used in each one. Chances are, there are discrepencies.

Here we go:
For Xbit:
ATI CATALYST 5.9:

CATALYST A.I.: Standard
Mipmap Detail Level: Quality
Wait for vertical refresh: Always off
Adaptive antialiasing: Off
Temporal antialiasing: Off
Quality AF: Off
Other settings: default


NVIDIA ForceWare 81.89:

Image Settings: Quality
Vertical sync: Off
Tri-linear optimization: On
Anisotropic mip filter optimization: Off
Anisotropic sample optimization: On
Gamma correct antialiasing: On (for GeForce 7 only)
Transparency antialiasing: Off (for GeForce 7 only)
Other settings: default
----------------------------------------------

Tech Report:

7800GTX512 - 81.89's
X1800XT - 5.10a Beta's

------------------------------------------------

Anandtech:
ATI Catalyst 5.11 (WHQL)
NVIDIA ForceWare 81.89 (Beta)

------------------------------------------------

Inquirer:
Doesn't say.

---------------------------------------------

Firing Squad:

CATALYST 5.13

ForceWare 81.98

 

toyota

Lifer
Apr 15, 2001
12,957
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Originally posted by: Wreckage
I see ATI is still using the "take out detail for better performance" on HL2. If you look at the screenshots between the ATI card and the NVIDIA card there is a lot of stuff missing like plants and tree branches.

Several sites have noticed this. HL2 forces ATI cards to run at lower textures so it's hard to make a good comparison of performance here since it running with less detail.

I know AA is supposed to smooth edges, but ATI's AA seems to blur the whole picture. In the Doom3 shots the whole image seems less sharp more blurry.
i thought i was the only one that noticed Doom3 was kinda of blurry on ATI. i have played Doom3 on both cards and can say it looks WAY better on the Nvidia no matter what settings i used. i did think Far Cry looked better on ATI though when i tried to compare IQ on my pc.

 

deadseasquirrel

Golden Member
Nov 20, 2001
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Originally posted by: beggerking
why are results different?
here
Text
Text
Text

everybody elses showing 7800gtx 512mb being faster.

Is firingsquad biased? or on crack?

With a game like BF2, where there is no standard benchmarking tool, any combination of certain maps, # of players/bots, and what's happening on the screen at the time can make a HUGE difference in frame rate (not to mention the fact that they might be using cards at different clocks and with different drivers).

There are enough benchmarks out there to show that, in general, the 512GTX is faster than the XT. However, nobody else has tested at 8x AA and higher, so we have nothing else to compare it to. A quick glance through their benchmarks show the 512GTX winning most of the 4x tests, which fits in line with what other sites have reported. At 8x, it gets slapped around. I tend to believe FS's results.