Build, Noise, Heat, and Power Consumption

Given the somewhat exotic nature of Puget Systems's Serenity SPCR Edition tower, it's reasonable to assume that there just aren't any good corners to cut. I'm happy to report that, having examined the system, Puget Systems simply couldn't and didn't.

What makes the build particularly interesting compared to the others is that, as I mentioned in the introduction, this really is a custom build, not just a melange of carefully chosen and assembled parts. Take a look inside and see what I mean.

 

Seeing the additional foam padding on the inside of the side panel when I had to remove the internal packing was a major cue, and the foam has been carefully cut to fit around the internals of the Antec P183 case used for the build. From the photo you can see three major points in Puget Systems's favor: quality case, quality power supply, and additional custom sound dampening. What's harder to see is that Puget Systems removed the Antec Tricool fans from the case and replaced them with silent Scythe 120mm fans. They've also bracketed an additional fan to the top hard drive tray, and they've removed the top exhaust fan and covered the vent with foam. 

Another interesting point is the use of an air cooler instead of a watercooling system on the processor. I've reviewed more desktops with watercoolers than not and they're generally considered among the quietest ways to go, but here Puget Systems opts to use an air cooler—the Gelid Tranquilo—with a silent fan. They also carefully tuned the fan speeds in the ASUS board's UEFI to ensure silent running.

Certainly building the entire system for low noise is going to mean running a little hotter than normal, though, right? Interestingly, that's not the case.

Check out those thermals. The Serenity SPCR Edition keeps everything running remarkably frosty, and that's due in no small part to the attention paid to airflow inside the case. The P183 was already an excellent case with great thermals (we actually have a review unit on hand and we'll be posting a case review in the coming months), but the modified cooling produces airflow moving in effectively a straight line through the tower with minimal turbulence, allowing the fans to run at low speeds without compromising thermal performance. Even the Radeon doesn't crack 80C.

With those temperatures and the system's configuration in mind, these power consumption figures should come as no surprise to you:

We tested power consumption by idling at the desktop, and then running our Left 4 Dead 2 timedemo. In my experience, very few games are capable of pulling as much power from a system as Left 4 Dead 2 can. Something about the Source engine's relatively frugal usage of graphics hardware lets the processor and video power consumption scale well together.

Under load, Puget Systems's Serenity SPCR Edition draws less power than my fairly frugal desktop does at idle. Sandy Bridge has proven to be stunningly power efficient in the testing we've been able to do (we really can't wait to get our hands on more Sandy Bridge-equipped notebooks), and combining that with the already efficient Radeon HD 5750 keeps power consumption low. The next system up on the list—my home tower—draws nearly twice as much power under load. That increase in power draw may be commensurate with the increase in gaming performance, but keep in mind the i5-2500K is able to handle processor-intensive tasks much more efficiently than the i7-930. 

Gaming Performance Conclusion: Custom Job at a Custom Price
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  • mino - Thursday, February 10, 2011 - link

    Yes, the article is clearly misleading and no having the time to spend on newegg hunt I had assumed EXACTLY as you have. (comments excluded)

    What is worse, the AT stuff is pushing it absurd by arguing that since it is $1400 (best case), saying $1000 is "alright". Sheesh.
  • mino - Thursday, February 10, 2011 - link

    Just seen Dustin's comment down the way ... thanks for the open mind!
  • gigahertz20 - Thursday, February 10, 2011 - link

    No matter how you spin it, this computer is over priced. Most AT readers build their own machines anyways, but this article was interesting anyways since I've never heard of Puget Systems.

    No way am I, or the 90% or so of AT readers going to pay such a premium for this when I can do it myself.

    What I would like to see is a DIY article on how to silence a desktop computer. What cases/power supplies/fans/etc. are the best to get. I'm one of those that have always sacrificed performance for silence, I can't wait until I can build an affordable computer some day and have it dead silent in a room that has 0 audible noise.
  • OneArmedScissorB - Thursday, February 10, 2011 - link

    That's been possible for quite some time. The more expensive socket 1366 i7s are pretty much the only CPUs left that will actually run hot, so you can turn the fan way down. The only passive video cards are almost always under $200. Lower power PSUs are easy to get away with now, and make very little heat and don't need their fans to spin up much. Only one case fan is really necessary, and it can run a low speed. 2.5" HDDs are available in very high capacites. SSDs are steadily dropping. Most everything runs cool stock and you don't need a bunch of aftermarket heatsinks slapped on every component.

    It's actually cheaper to build a very quiet computer than the middle of the road noise makers I see most people come up with. Too many people overdo the power supply, overclock their CPU when it's not even accomplishing anything, and don't adjust their fans.
  • BigDan - Sunday, February 13, 2011 - link

    It really is so simple to build a quiet computer these days. I have one of those 1366 boards and I have the Silverstone Raven 01 case which is tall and roomy but, its panels fit tight and aside from the temp replacement fan on my o/c'd 950 [3.8Ghz] which is the stock one the H50 came with. It is dead quiet or it was when I had another pair of fans on it that died. It may take time but its sometimes worth the wait for something you want. I built it in 1 year at a savings of $1000.00 usd by shopping around.

    Now Puget Systems stuff is too expensive, comparing their top of the line system to a real company like Digital Storm and there is a huge difference. DS also offers a 3,4 or five year warranty.
  • mino - Thursday, February 10, 2011 - link

    This computer is not a DYI build.

    Go find us another of-the-shelf box with these parameters on the market and we may START talking about the price.

    i7 980X is very expensive. But over(what?)priced? A Xeon ?

    The same goes for this build.
  • MeanBruce - Thursday, February 10, 2011 - link

    I would put that $421 into better components and spend a weekend having a blast away from the gf, just chicken wings Fosters lager some cool films in the background and all those sweet unboxings! But that's just me.
  • MeanBruce - Thursday, February 10, 2011 - link

    1 year parts and labor? I just RMAd a mobo to Intel 2.5years into warranty, they sent me out a new board no problem. My psu has 7years behind it video card 3years, like I said do it yourself will cost so much less per year down the road AND better quieter higher performing even better looking components, nuf said pal!
  • 7Enigma - Thursday, February 10, 2011 - link

    I was right with you until the Foster's comment. Yuck. You do know that actual Australians consider it a crap beer that they ship over to the US and market well?

    I was on vacation last year during the SuperBowl and a large family from Australia was staying near us. We had some great conversations during the trip and one was how they get marketed to us with our "bad" beers and vice-versa. :)
  • MeanBruce - Thursday, February 10, 2011 - link

    Fosters does make a green can lager that I agree is pretty yuk, but the blue label in bottles is pretty good!!! Just substitute Fosters lager for a fine wine or frozen margaritas or Budweiser still that's a great weekend, and it's ok if the gf hangs around ya have to take a few breaks to clear your mind, right? ;)

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