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Tom2D Benchmark: Radeon HD 5870 Vs. GeForce GTX 285 In Windows 7

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With the help of this new benchmark, we hope to better understand the root causes for the 2D bottlenecks we’ve so recently discovered for the Radeon HD 5870, 5850, and 5750 cards we have at our disposal. To begin with, we proved to ourselves that 2D acceleration of GDI functions in Windows 7 definitely doesn’t work for any of these Radeon HD 5000-series models, rather than simply slowing down dramatically. Is it a driver or a hardware problem? Nvidia doesn’t come through this testing blemish-free, either: even for its cards, not all possible functions are truly accelerated.

Test System
Processor  
Intel Core 2 Quad Q6600, 2.4 GHz @ 3.2 GHz, G0 Stepping, 8MB L2 Cache, LGA 775
RAM  
4GB DDR2-1066 CL5
Motherboard  
A-Data Vitesta Extreme
Operating System
Windows 7 Ultimate x64
Graphics Cards
Radeon HD 5870, GeForce GTX 285
Graphics DriversCatalyst 9.12, GeForce 195.62
Graphics card 
Clock Rate With Aero/DWM Enabled
Clock Rate With No Acceleration
ATI Radeon HD 5870
850 MHz
157 MHz
Nvidia GeForce GTX 285
648 MHz
300 MHz


In order to establish a better baseline for the purposes of comparing 2D acceleration enabled/disabled, we also ran all of our tests on an older nForce 610i chipset with integrated GeForce 7050 graphics (lacking an on-board frame buffer). We installed the same CPU and 4GB RAM, and used the same 64-bit Windows 7 operating system. We also substituted the predecessor to the Radeon HD5870, ATI's Radeon HD 4870, in our other test platforms as well.

Test 1: Rendering TrueType and OpenType

All candidates fall into the same narrow range for this test.

We would like to hear what Nvidia has to say about why its on-board graphics processor renders 2D graphics faster than a GeForce GTX 285, even if the difference is fairly modest.

Using the Radeon HD 4870 as a baseline control placed it in the bottom third of the pack, without showing any real weaknesses of which to speak.

Test 2: Drawing Lines

Surprisingly, the Radeon HD 5870 is simply incapable of rendering hardware-accelerated lines with any reasonable performance.

Whereas both of our test subject deliver acceptable and reasonably-close results with 2D acceleration turned off, leaving the job to the CPU, a substantial gap between the two cards opens up once we enable Aero. The GeForce GTX 285 runs as much as 11 times faster than ATI's Radeon HD 5870. Worse yet, an on-board graphics processor from a two year-old $50 motherboard bests this $400 graphics card by an order of magnitude.

Furthermore, our readings for the Radeon HD 4870 show little difference between Aero-enabled and basic (non-accelerated) Windows 7 graphics performance, suggesting no acceleration for drawing lines in Windows 7. This card is measurably slower than a GeForce GTX 285 and the on-board graphics solution, but is able to best the Radeon HD 5870 with acceleration turned on and off.

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jimishtar 26/01/2010 12:44
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"Our initial analysis has shown that we have no hardware limitations in this area." - u might as well fire your analysis team. Seems to me that AMD just wanted to release the new cards as soon as possible. Thank god this issue can be resolved with a new driver.

Confused Stu 26/01/2010 13:24
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I have to say well done to Tom's for finding this, and fair play to AMD for their response. I'm reading their response as "you've found an area we need to improve on, we'll improve it as soon as we can make sure the fix works."
Realistically, what more can you expect a company to do? The PC market is so diverse and made up of so many configurations that a GPU maker cannot test EVERYTHING before releasing a product or else nothing would ever get released. If a problem isn't apparent in day-to-day use and requires a benchmark to notice, how are they supposed to find problems unless someone runs the benchmark and tells them?

If the response was "we don't think there's a problem" then it would be different, but they seem to have held their hands up to the problem and are going to fix it ASAP. Nice one. :)

Anonymous 26/01/2010 13:48
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Yeah, i agree; this "performance" issue isn't really an issue : no crawling, no bottleneck, even though the difference is measurable, it does not affect much day-to-day operations.
So yes, having AMD/ATI stating they will make an effort specifically to please one Tom's benchmark is a good enough result for now, and tells much about Tom's Hardware prescription power.

mi1ez 26/01/2010 16:39
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Quote :It still remains to be seen, however, if Direct2D can earn meaningful support from developers.


The next versions of Firefox and IE are slated to utilise Direct2D

Anonymous 27/01/2010 13:29
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A couple of suggestions:

1. Would be great to have Matrox products included here. Remember, they were the king of the hill back in the 2D heydays (with their Millennium line), and lately they are earning a living by focusing on a couple of non-3D niches. Their main focus now is the multi-monitor business, and 2D acceleration can be very important when dealing with lots of screen space (think a desktop of 10240x3200 pixels, would be a huge amount of pixels to be displayed by the CPU w/o help from the graphics adapter).

2. Also sorely missing (not only from this article, but from the whole Internet) is information about the 2D performance of Java (AWT, Swing, SWT) and .Net (WinForms, WPF) applications. Granted, this might be higher level than the graphics adapters and OS layers discussed in the article, but would be very interesting nonetheless.

Herr_Koos 27/01/2010 15:11
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Fascinating article with some very surprising results. I look forward to seeing how ATI react to this in terms of drivers updates.

schwizer 27/01/2010 16:23
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Good article, well writen. Credit to AMD for picking it up and credit to AMD for letting us know that thei're picking it up.

When i installed W7 with my HIS 5850, i notice that when i close windows on my desktop, they start to shrink (like they always do when you close windows) but they seemed to stutter for just a blink, then close the rest of the way. I assumed initially that it was just regular OS behaviour but now i'm wondering...

crewslee 28/01/2010 12:15
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Nice article,

Would be nice to see a comparison with workstation grade cards, makes you wonder if the performance is artificially limited to help sell the Fire GL etc

crewslee 28/01/2010 12:15
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Nice article,

Would be nice to see a comparison with workstation grade cards, makes you wonder if the performance is artificially limited to help sell the Fire GL etc

meeeeeestad 28/01/2010 11:22
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Like stil - I'd be interested in Matrox performance in these tests - I'll never forget switching from my Millennium to my TNT, the drop in 2D performance and image quality was palpable.

Additionally I'd like to see a comparison with an OpenGL implementation of the benchmark - to give an idea of what a fully accelerated 2D implementation might be capable of (granted the OpenGL performance would be dependent on drivers too, but I'd wager that, that part of the drivers has had more effort put into it than the GDI side).

Either way it would be good to get an idea of what numbers we should be getting.

Anonymous 28/01/2010 14:49
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Couldn't agree more. The Matrox cards were for a long period THE 2d cards to have (and upgrade with voodoo 3dfx cards for best alround performance). The Parhelia would be nice to see tested also.

Great article, can't wait till the more tests start running in. Will you make a chart, upgrade this article or make new?

timmaii 28/01/2010 18:28
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Did AMD mention anything about fixing the "Drivers Not Responding" problem or are they just interested in "increasing performance"? My new system with a HD5770 card keeps giving this error when I'm just using 2D applications and it's so bad that it frequently (2/3 times a night) needs a reboot so I can do anything on my computer. The forums are full of people having this problem yet no one seems to be fixing it.

Anonymous 29/01/2010 17:45
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I remember something about NVidia Quadros, and their gaming equivalent, being the same board, because some of the heavy-duty tinkerers changed his Geforce BIOS in order for it to show on the system as a Quadro, and it performed as such in 2D-heavy software, CAD, such as 3DSMax, SpecView perf... I remember clearly the testing benchmark: the guy ran 8-viewports in AutoCAD, without stuttering issues whatsoever.

Well, the names are blurry, but the idea is perfectly clear to this day: these workstation boards were the same running in our gaming rigs back then, and delivered as such, once "renamed" before the system.

Perhaps neat surprises might come from Geforce 2 GTS generation boards onward, regarding 2D performance. Workstation boards (that are all about 2D high-res displaying) would show their muscle in these 2D tests as well.

Gonemad 31/01/2010 12:10
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Didn´t Sisandra or other software run some 2D benchmarks already?

Anonymous 01/02/2010 22:45
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I'm getting some very different result using a Radeon 5850 on a C2D E8400 (both stock) using the 8.70 RC2 drivers that are available on the net on Win 7 x64, Aero enabled:
http://f.imagehost.org/0165/tom2d.png

Notice how the text performance is way above anything in your tests.

Anonymous 02/02/2010 19:44
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It is available but only on the German version of site:

http://www.tomshardware.com/de/wdd [...] 87-14.html

Anyway, the benchmark does not seem to be reliable. I ran it again and got a very big difference in Splines/Bezier - 3385 vs 16987, Arc/Elipse - 2438 vs 8346, Stretching - 563 vs 1796.

v0vets 03/02/2010 16:42
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Great article! I've been looking for such an article for years!!
The case is that 2D performance is VERY different and my old Matrox card had been the best in 2D for many years (until 2007 when I upgraded and lost AGP port).
Now I think it is very important to attract attention of vendors to 2D performance - because for years all efforts were made for 3D. I remembered how extremely slowly was Microsoft Office in 2006-2007 drawing transparent objects on both NVIDIA and ATI modern cards...
So I do hope that situation with 2D performance will be better in future - partly thanks to this article.

Anonymous 08/02/2010 21:35
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Now I ran this on my ancient Prescott P4 32bit, Radeon X800 with 2Gb of Ram and Windows 7 and got the following. Definately something up with those modern cards and drivers.... Poor show....
Text: 18288 chars/sec
Line: 14264 lines/sec
Polygon: 5647 polygons/sec
Rectangle: 707 rects/sec
Arc/Ellipse: 5186 ellipses/sec
Blitting: 1844 operations/sec
Stretching: 290 operations/sec
Splines/Bézier: 9581 splines/sec
Score: 647

Anonymous 11/02/2010 19:19
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Did I miss something or was there no mention that the ATI cards dramatically reduce core clock speed and memory for 2D applications where the NVIDIA cards keep the clock speed sthe same for 3D and 2D? Wouldn't this make a difference in benchmarks and testing?

Anonymous 25/12/2011 21:34
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well considering at the time of writing this we're almost two years down the line my 2D performance is still as horrendous as day one. thanks for nothing ATI

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