AMD Budget Gaming System, Part Two

We cut several corners in order to reduce the price as far as possible on the first AMD system, but if you can afford a few upgrades, we would suggest the following instead.

Budget AMD Athlon 64 939 System
Hardware Recommended Component Price
Processor AMD Athlon 64 3000+ 1.8 GHz (939) 90 nm 170
Motherboard Abit AV8 (939) 103
Memory 1x512MB Mushkin Basic 2.5-4-4 75
Video Card XFX GeForce 6600GT AGP 128 MB 229
Hard Drive Seagate Barracuda 80GB EIDE model 7200.7 59
Optical Drive NEC DVD+/-RW Drive Model 3500A 72
Case and Power Supply Athenatech A602 Black/Silver with 350W PSU 62
Display Samsung 793DF 17 Black/Silver CRT (1280x1024@75 Hz) 139
Speakers Logitech Z-640 5.1 52
Keyboard and Mouse Logitech Optical Desktop Combo 26
Bottom Line   987



Click to enlarge.
Abit's K8T800 Pro based AV8 motherboard has dropped about $20 in price since its release, and it still offers great features and performance. Coming with support for the socket 939 platform, it should have more longevity and will also provide more performance than comparable socket 754 systems. This is especially true in games, where the dual-channel RAM and other performance tweaks can add 5% to 15% to the overall speed. For the RAM, we recommend starting with one 512 MB DIMM and upgrading to a second DIMM and dual-channel when you can afford the extra $75. You could also just add in the RAM right now and push the price over $1000.

The recommended CPU is AMD's cheapest socket 939 chip, the 1.8 GHz 3000+. This chip uses the new 90 nm process and can overclock very well, but more importantly, it has dropped in price about $50 since it first launched. It seems that since the chips were in such high demand, many resellers bumped the price up quite a bit for the first few weeks. Our tests have shown the 90 nm parts to actually be slightly faster than the older 130 nm parts, although the precise details of what changes were made remain largely unknown. What's more impressive is that even the 2.2 GHz 3500+ 90 nm part requires less power and generates less heat than even the slowest 130 nm Athlon 64. If you want to try your hand at overclocking, these chips have shown a lot of potential, with some people reporting overclocks of up to 2.8 GHz. At that speed, performance is very close to that of the FX-55 chip that costs over four times as much. Talk about bang for the buck! You would certainly want better RAM for such an endeavor, though. For the extra $75, then, the socket 939 platform offers quite a few desirable upgrades.


Click to enlarge.
We also changed the graphics card for the 939 platform. Yes, you can use the more expensive card on the less expensive system, but we were really looking to cut costs as much as possible while still maintaining a decent level of performance. For $30 more, the GeForce 6600GT is now available, and performance ranges from being slightly faster than the 9800 Pro to being significantly faster. Doom 3, in particular, shows a huge advantage with the 6600GT. You might also wonder about the GeForce 6800 cards. While they have 12 pipelines, they are also clocked slower, so it ends up basically being a tie in many situations when compared to the 6600GT. At higher resolutions, however, the increased memory bandwidth of the 6800 almost always wins out - a 256-bit interface running at 700 MHz is still about 40% faster than a 128-bit interface running at 1000 MHz.

If you want to try your hand at overclocking, we would also go with the 6800. There have been many reports of success with using a utility like Riva Tuner to re-enable the last four pixel pipelines, and combined with an overclock to 400 MHz, it will definitely outperform the best that the 6600GT can put up. While the list price of the 6800 is $300, there are a few locations that have them for $250 (plus shipping and possibly tax). That's only $20 more than the current price of the 6600GT, so it's definitely worth considering. Once the price of the 6600GT drops - as we assume it will over the next month or two, judging by the price of the 6600GT PCIe parts - the 6800 becomes less attractive.

Student Gaming Student Gaming, Blue Man Style
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  • SDA - Wednesday, December 1, 2004 - link

    Whoops, I'd forgotten all about this thread.
    400W is fine if that's what you want, since it's your system. I wouldn't recommend to others that they spend much more for a 400W PSU (as opposed to spending more to get a higher-quality 350W or 380W PSU) when the average high-end Athlon 64 rig consumes 230W or so under load, though. I'd define 50% more than is necessary under full load "moderate," how about you?

    520W is still overkill for SLI 6800GTs on an A64, although not as bad as 400W is overkill for the average A64. As I recall, SLI 6800Us on a high-end A64 eat something like 350W of power (decked out with HDDs and fans and whatnot, of course). 470W is perfectly fine there (although I'd personally just get a Tagan 480W, which should be the same and cheaper + less gaudy to boot). Again, you're welcome to do what you want, but you have an obligation to research system power consumption before you make recommendations to others.

    As for E-Power/Tagan, the amperages really aren't very different. Furthermore, just because they don't look the same doesn't mean they're not. They use very similar components, have an identical layout, and use the same PCB. Trust me, PCB and components say a lot more than paint job ;) Googling Tagan and PowerStream should give you some nice solid evidence (and juicy internals pics!).

    Again, nothing against the guide in general.. I just ask that you research the subject more in the future.
  • JarredWalton - Friday, November 26, 2004 - link

    "Moderate PSU" in my book means >=400W these days. If a 350W generic PSU isn't sufficient, are you really going to want to spend $25 to $30 (shipped) for something that is the same wattage but more reliable? Maybe, but I wouldn't. If I buy an add-in PSU, I'll get at least a 400W.

    520W *is* overkill for most systems, but if you look at what I said it makes sense. If you want SLI with two 6800 GT or 6800 Ultra cards, you're probably going to have two (or more) hard drives and a lot of other stuff as well. I would spend the extra money for the 520W in that case. Regarding the OCZ = Tagan comment, I would have to see some really concrete evidence of that. Judging by The Egg, they're not the same:

    http://www.newegg.com/app/viewProductDesc.asp?desc...
    http://www.newegg.com/app/viewproductdesc.asp?desc...

    The E-Power/Tagan has very different amperages than the OCZ. The shells are also different. Both are quality power supplies, of course, but even if they share some common components, that doesn't make them "the same."

    Anyway, the PSU comments are duly noted and I will make sure to mention this item more clearly in the future. Please move on from the PSU comments now... nothing to see here. ;) (If you really want to comment more on the PSUs, you can. I'm only kidding people.)
  • SDA - Wednesday, November 24, 2004 - link

    First thing to say: I don't want to sound insulting or condescending in any way. I think this is a good guide, and it's a lot of work to get a guide that a lot of people agree on as being good-- especially one as extensive as this.

    Now then. No, a good PSU will NOT add $50+ to the total for the budget systems. Fortron/Sparkle and TTGI power supplies are known to be solid units, if not amazing, and ones of appropriate wattage (300-350 is fine for a PC like the budget box) can be obtained for a reasonable $20-25 new. Is paying an extra 2.5~3% to avoid seeing a cheap POS PSU fail in an amusing fashion (possibly taking parts with it, I saw a Powmax unit take out an XP and mobo) and/or avoid instability worth it? Well, sure, I think so. Would you be willing to save $20 and go with cheap generic memory? Didn't think so.

    And yeah, I realize the budget systems aren't meant for overclocking. That doesn't matter. I've been to the AMD official processor support forums too, and I've also worked as a tech support (paid and all, although FWIW a lot of the people that help out on those forums know what they're talking about more than pro tech supports), and I can say for certain that the biggest problem with DIY systems is cheap power supplies. They can be problematic even at stock clock speeds, and it's certainly not as if the budget systems are little old P2s that'll barely eat any power at all.

    I'd also like to add, for the sake of balance, that 520W is overkill. Quality > quantity; you don't need a 450W PSU to achieve stability, not even if you're running an insane system. Oh yeah, and OCZ PowerStreams are the same as Tagans, and you can get those for pretty cheap (480W Tagan = ~$80 at the Egg of New).
  • JarredWalton - Wednesday, November 24, 2004 - link

    54: The OCZ PowerStream is undoubtedly a good PSU, particularly for overclocking. That wasn't a primary concern with this Guide, so I didn't mention it as we have repeated that recommendation quite a few times. It's about $140 which is quite a lot for a power supply. On the other hand, for those seriously considering SLI with 6800 GT or Ultra cards, a power supply of that quality would be almost required.
  • PseudoKnight - Wednesday, November 24, 2004 - link

    Jarred, try the Logitech MX310. It has the Button4 and 5 on opposite sides like you prefer. (as I do, that's why I got one)
  • Precise - Wednesday, November 24, 2004 - link

    In your Oct. 1st Athlon 64 Memory: Rewriting the Rules review Wesley Fink stated:

    "We found that replacing a well-respected 465 watt PS with a 520 watt PowerStream allowed even higher memory overclocks. This was true with both the power-hungry nVidia 6800 Ultra as well as the more mainstream ATI 9800 PRO. If top memory overclocks on the Athlon 64 is your goal, don't skimp on the power supply. Putting the best PS that you can find in your system will pay off in higher memory overclocks with greater stability"

    So if you want the fastest memory/system with overclocking you should get a 520 watt PS per Wesley Fink's own recommendation and review.
  • Glassmaster - Wednesday, November 24, 2004 - link

    "Part of the problem, of course, is that many generic PSUs might work well for a couple months and then fail, and that's something that is nearly impossible to test."
    That might be a good reason not to recommend them :P. Keep up the good work, I would look forward to a PSU roundup.

    Glassmaster.
  • JarredWalton - Wednesday, November 24, 2004 - link

    blckgrffn - It's $40 now, it looks like, and despite the name "Silent Power" the dual 80mm fans are not at all silent. The Polo12 is quieter, but it's also about $30 more. $40 for the 420W Thermaltake isn't too bad, though.

    As for a PSU roundup, I would have to do a lot more research into that subject before actually doing something like that. There are probably people better qualified to do a PSU roundup than me, of course, but it is an interesting topic. I may run that by some of the others to see if they have any thoughts on the topic. Part of the problem, of course, is that many generic PSUs might work well for a couple months and then fail, and that's something that is nearly impossible to test.
  • Glassmaster - Tuesday, November 23, 2004 - link

    Jarred:

    Thanks for the response. I make a big deal about it because the weak PSU thing is something that lots of people don't know about that ought to be better publicized. Perhaps a future article could be devoted to this topic?

    Glassmaster.
  • blckgrffn - Tuesday, November 23, 2004 - link

    Sigh. And I have personally used 3 and really like them. Man, got to keep myself from hitting the "Post Comment" button for at least five seconds after I think that I am done typing...

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