Doom 3 Buyer's Guide

by Wesley Fink on August 7, 2004 3:51 PM EST

MAINSTREAM Doom3: Video and Audio

Video

AGP Overclocking Recommendation: eVGA 256MB GeForce 6800 GT
Price: $389 shipped



If you take a close look at our Doom 3 Graphics shootout, you will see that the nVidia 6800 cards emerged as the best video cards for Doom 3 with current video drivers. There was also an undercurrent in those results, and that was the emergence of the 6800 GT as the video card value to beat. What makes the 6800 GT so good?

The 6800 GT is unique in sporting 16 pipelines just like the 6800 Ultra. In fact, the only real difference that we can find between the 6800 GT and the more expensive 6800 Ultra is the clock speed. Just so this is clear, the ATI X800 PRO costs about the same as the 6800 GT, but the ATI X800 PRO is handicapped by 12 pipes instead of the 16 used on the X800XT. In other words, an overclocked X800 PRO is still not equivalent to an X800 XT.

The two 6800 GT that we tested both reached 6800 Ultra clock speeds pretty handily, so if you want 6800 Ultra performance, you may well get it with a 6800 GT overclocked to 6800 ultra speeds. As was mentioned in the Doom 3 graphics review, however, Doom 3 eats graphics cards for lunch. Overclocks that seem fine on other games often fail in Doom 3 - the game is that demanding. In the end, though, at least you have a shot at the best 6800 performance in overclocking a 6800 GT. You can also buy 6800 GT cards more easily, which is more than we can say for 6800 Ultras, which are very difficult to find.

The 6800 GT is clocked at 350MHz with memory at 1.0GHz; the 6800 Ultra clocks the GPU at 400MHz, and the memory at 1.1GHz. Both have 256MB of DDR3 memory and 16 pipelines. The easiest way to try your hand at overclocking a 6800 GT to Ultra levels is with a widely-available utility called Coolbits, which adds Clock Frequencies to the advanced tab of the nVidia properties. Coolbits even offers a Test and Optimal Settings button, so you can check to see if your 6800 GT can support 400HMHz and 1.1GHz speeds.

Sound Card

Recommendation: On-Board Realtek ALC658 Audio
Price: $0

In looking at sound options, AnandTech found the on-board sound was very satisfying for Doom 3 play with the typical powered 5.1 speakers used on computers. The recommended MSI K8N Neo uses the same top Realtek ALC850 audio codec tested in the Doom 3 audio tests. Therefore, we stuck with the on-board sound for the Mainstream Doom 3 system.

The Realtek ALC850 supports up to 8-channel audio and fully supports the latest AC 97 2.3 specifications. More information on the features and specifications of the ALC850 is available at http://www.realtek.com.tw/products/products1-2.aspx?modelid=2003101.

Listed below is part of our RealTime pricing engine, which lists the lowest prices available on ATI video cards from many different reputable vendors:



If you cannot find the lowest prices on the products that we've recommended on this page, it's because we don't list some of them in our RealTime pricing engine. Until we do, we suggest that you do an independent search online at the various vendors' web sites. Just pick and choose where you want to buy your products by looking for a vendor located under the "Vendor" heading.

MAINSTREAM Doom 3: CPU and Motherboard MAINSTREAM Doom 3: System Summary
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  • wjh - Monday, September 13, 2004 - link

    Hello, and thanks alot for such a great article! I am currently doing the research to build an FX-53 system with 2 Gb of memory.
    I'm having trouble locating the OCZ memory that you describe-- it could not be found on pricewatch, so I went to the vendor's site and found this:

    2GB Dual Channel Kit PN- OCZ4002048EBDCPE-K

    but it has these timings:

    CL 2.5-3-2-8
    (CAS-TRCD-TRP-TRAS) Available in 512MB (2x256MB), 1GB (2x512MB) and 2GB (2x1GB) Dual Channel Optimized Kits

    and you specified default timings of 2.5-2-3.

    Did you really mean 2.5-3-2, or do I have the wrong part?

    I would appreciate your help in finding the right 2 Gb kit, hopefully at a decent price.

    Thanks alot!
  • MAME - Wednesday, August 11, 2004 - link

    You guys are being too critical of the article. $1,000 is a lot for a value system for general use, but this article is about getting a system that can play the highest demanding game DECENTLY.

    With that in mind, $1,000 is actually a good price for most of the hardware (minus the actual game).

    $280 for the 6800 is a lot but that's the price you gotta pay for top of the line performance these days. It's only $80 more than the 9800 pro, and has almost twice the performance.

    Wesley, you did a good job with the choices for the most part. Don't worry about these guys.
  • archcommus87 - Tuesday, August 10, 2004 - link

    I agree for the most part with what Anandtech has posted here. True, it seems ridiculous that the value system has a nearly $300 video card, however it doesn't say budget, it says value, and they really are just trying to list the best bang for the buck.

    For the record though, I'm running an Athlon XP 2100+ overclocked to 2800+ speeds, 1 GB of cheapo memory and a 9800 Pro at stock speeds, and I'm running the game at usually 20-25 FPS or higher at 10x7 res, high settings, 6x AA and 16x AF.
  • link130 - Tuesday, August 10, 2004 - link

    Wesley Fink, think carefully before your response

    Actually even if we use YOUR definition of the term "value" of performance/price. a modest overclock of an 2400+ xp-M is about 2.4ghz while a modest overclock of a 2800+ A64 is 2.0ghz.
    the A64 costs 2x the AXP while by extrapolating the AXP cpu graphs from this site, you can expect them to perfrom within 5fps in doom 3. still a good value for this game?


    I actually get an average of around 40 fps at 800x600 medium quality with all the effects on except aa and vsync. in real gameplay on my 2.4ghz AXP-Bobile with a $50 ti4200 64mb @ 300/600 and cheap 512 ddr400 ram. after tweaking the cache settings in the cfg file, the game runs very smooth (almost no jerking effect even opening doors). now THAT is real value.
  • TrogdorJW - Tuesday, August 10, 2004 - link

    I'm actually playing D3 reasonably well on an Athlon XP 2.3 GHz (2500+ XP-M OC) with 1 GB RAM and a 9800 Pro. Still, 1024x768 HQ can be a bit choppy.

    Honestly, though, timedemo is NOT the way to determine gaming performance. Especially since the timedemo in Doom 3 disables audio. Yes, it's repeatable, but that doesn't make it accurate. And if the AI is actually running during a timedemo, I would be surprised. If you want to give a real recommendation for system performance, you probably need to use a utility like FRAPS and play through an entire level of the game, then report low, average, and high FPS. But then that would take a lot longer.

    I also have to wonder how the lack of sound comes into play with the RAM use, as sound effects can chew up a decent amount of RAM. The benchmarking method (run timedemo 3 times and report the highest or average of the last two, I think?) would also negate the advantage of having more RAM. I know the first time I run the timedemo, even with 1 GB RAM, there is a lot of hard drive use and the average FPS is usually 25% or so less than on subsequent runs. In real gameplay, you don't continually rerun the exact same sequence, so you don't always get the benefit of cached data.

    But all that's a bit off topic. The main thing is, the recommendations are pretty good, if expensive. I would think that a current Athlon XP system with a high end video card would go a long way to reaching good performance, if that's what you want. If you're building a new machine, the 9800 Pro isn't the best choice, but if you already have one (I do), I'm not sure it's worth $300 or $400 to upgrade to the 6800/GT.

    And for you ATI people, I have to wonder how this will affect things:
    http://www.beyond3d.com/forum/viewtopic.php?t=1487...
  • MercenaryForHire - Monday, August 9, 2004 - link

    Doom 3 is playable on ANYTHING.

    http://forums.anandtech.com/messageview.cfm?catid=...

    Now quit bitching and play. :P

    - M4H
  • Jbog - Monday, August 9, 2004 - link

    #45 Runamile, what do you mean by "very playable" and "just fine?" Maybe you could put that into terms that we can all understand, such as FPS and Image Quality? Otherwise your remarks have no objective quality.
  • Runamile - Monday, August 9, 2004 - link

    I too also agree that $1000 for a value system is a little steep. It probally should of been around $700 IMHO.

    But thats cool. Ive already beaten D3 on an AMD 2200+, 512MB 2100, and ATI 8500 128MB. With it all @ 1024x768 w/o bump mapping, the system was very playable and looked just fine. And that rig will run about $350 these days.
  • Momental - Monday, August 9, 2004 - link

    I'd also like a little clarification as to why the 3400+ was recommended over the 3500+. True, the former is cheaper than the latter and actually seems to offer a wee bit better performance, in some cases. However, having a 939-based system allows one to merely upgrade a processor, should they become less expensive rather than replacing the board and the processor. Yes? No? I'm new to all this, so bear with me. ;)

    Fantastic article, by the way!!
  • Kung Lau - Monday, August 9, 2004 - link

    "The purpose of this Doom 3 Buyer's Guide is take all that we've learned in these reviews and make some basic recommendations for a killer Doom 3 system. Since desires, designs, and pocketbooks are different, you will find three recommendations here - Performance, Mainstream, and Value."

    It's almost like Wesley saw all these comments coming...


    Value= 2004 Honda Civic for $12,000k
    Budget= 1967 Volkswagon Beetle for $200.00

    They will both get you from point A to point B, but I would hardly consider them synonymous, except for both being vehicles.


    I can put together a system for under $800 using Newegg too, but I won't know what works well together for Doom 3 (specifically) until I've assembled the system after delivery. If something doesn't mesh or isn't quite up to par, I would have to send it back for another part.

    I think the recommended lists provides for a basic groundwork to build from. Many will have different variations on the builds.

    People take stuff too seriously around here.

    And btw, I, along with many others here on Anandtech, bought a Dell 4600 system with 9800pro for GAMING for under $500 without monitor (had already) from the Hot Deals forum a while back when the deals were outrageous.

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