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Old 11-11-2004, 01:22 PM   #91
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Prescott's SMPS

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Old 11-13-2004, 01:32 PM   #92
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Question But what about micro-ATX size power supplies? Decent ones with more than 250 watts?

Most seem to be in the 140 to 200 watt range, and there doesn't seem to be a standard for mounting them. The Enlight 7180A I intend to build a DVR/HTPC into has 150 watts, which I consider inadequate for my purpose. The only replacement I can be sure can be made to fit is Enermax's 250 watt unit.

There is another Enermax micro-ATX psu in the range that I would like to use, but it mounts sideways to the one in the new Enlight case (the small end is 2 1/2 by 4, and Enermax's 270 watt unit mounts on its 2 1/2 by 5 inch side). I don't know about the mounting screw pattern on the 250 Enermax -- it seems that there are both three screw and four screw mountings.

Anyone else done a little more data gathering on this off-shoot of the power supply question?


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Old 11-13-2004, 01:54 PM   #93
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You would get more replies if you started a new thread but I will say that though I'm not sure how they do it, I have seen many Micro ATX systems with high end video cards and CPU's run on 200w PSU's.
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Old 11-13-2004, 02:21 PM   #94
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Quote:
Originally Posted by Hi Ho
You would get more replies if you started a new thread but I will say that though I'm not sure how they do it, I have seen many Micro ATX systems with high end video cards and CPU's run on 200w PSU's.
It's the total contents of the planned system that seem to add up to more power requirement than even a 250, that has me asking this. But what the heck, I can start a new thread! And will.

Thanks.


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Old 12-23-2004, 12:24 AM   #95
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I didn't see Rosewill on the list, how about their PSU's? Good/Bad?
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Old 12-28-2004, 01:29 PM   #96
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Bigandy - needless to say, fantastical job at compiling this list. I do want to point out one minor change - Vantec. Vantec used to be good, with their low level 300~ W PSU but now, their higher range PSUs, 450+W, is unsteady. Read the latest issue of MaximumPC for a review on it. ULTRA is also generic and unsteady.

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Old 12-28-2004, 01:52 PM   #97
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Ultra power supplies were on the good list? Ultra is TigerDirect's house brand and I wouldn't trust any Ultra component in any of my computers.

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Old 12-28-2004, 01:54 PM   #98
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Quote:
Originally Posted by Cricket
Ultra power supplies were on the good list? Ultra is TigerDirect's house brand and I wouldn't trust any Ultra component in any of my computers.

Cricket
ultras are made by PowMax nuff said.
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Old 01-16-2005, 08:09 PM   #99
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power supply info

hello all ,

bigandy thanks for the reference guide on power supplies.

i'm still having issues with a sempron unit i'm working on ;however
with your ps guide i was able solve the power problem.

to cricket... thanks for your'e help
the best i have found to work was a ultra newer version ult-600wt

here is the specks.

+5=28a +3.3=28a +12=29a total half=580 additional -5=.6a-12=.6 +5sb=2a
total half=20v (580+20)=600.

works good sofar, changed out ps replaced the soyo (cruddy)motherboard.
replaced the cpu .it was costly but is getting better.
thanks guys
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Old 02-21-2005, 09:57 PM   #100
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according to your website i need a 646.2 watt power supply on my main rig. ive never had power issues and its running on a 350w enermax power supply.
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Old 02-21-2005, 11:16 PM   #101
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you might consider an OCZ psu, mine,s rock stable
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Old 02-26-2005, 11:20 AM   #102
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Is this a quality PSU?

I am deciding on parts for a high end gaming computer. I have been looking at cases as well. I came across this PSU in the Silverstone website, but it does not give a manufacturer. I would imagine that its a good PSU since Silverstone sells high end cases. I am estimating I will need at least 500 watts to be on the safe side. The PSU seems to have the connectors for dual video cards.

Does anyone know who may have manufactured this PSU? Is it any good? I saw the recomendations on this thread as to who the high quality manufacturers of high quality PSU's are. I would rather spend more money to make sure I have more than enough watts to power my system than the other way around. Any recomendations for a high quality PSU over 500 watts that has the connectors for SLI/PSI express?

My gaming computer will be a watercooled, overclocked AMD fx-55 on a ASUS A8N SLI Deluxe mobo with 3 WD 740 drives in raid 5 configuration plus an external drive...so basicly, I will be chowing down the watts.

http://www.silverstonetek.com/products-65zf.htm

Thanks,
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Last edited by David M; 02-26-2005 at 11:23 AM. Reason: typo
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Old 02-26-2005, 11:38 AM   #103
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A good PSU for that rig would be the 520W OCZ modstream
http://www.newegg.com/app/ViewProduc...104-155&depa=0

or, even better, the Antec 480W neopower
http://www.newegg.com/app/ViewProduc...103-924&depa=0

However, that PSU you've posted looks very good. It's heavy (always a good sign), has a huge 12V rail and a very high peak output. If you can get it for less than the PSU's I posted ($120) that would be good, but otherwise the Neopower will deal with anything you throw at it

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Old 03-03-2005, 03:47 PM   #104
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Hey, I'm going to building a comp for the first time and decided to use this site's guide. So I checked out the forums as well and found this thread.

I was disappointed to see Powmax on the "bad list." The power supply I've picked out is the Powmax DEMON 580W...and I really don't think Powmax is "bad." The reviews (and price) for this thing are insanely good-

http://www.newegg.com/app/viewProduc...163-018&depa=0

Also I noticed lots of people didn't seem to know who made the Ultra-X PSU's. They are made by Powmax, as you can see at

http://www.powmax.com

Just click on products.

Is Powmax really that bad?
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Old 03-03-2005, 05:47 PM   #105
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Welcome to PCMech!!
On that Powmax PSU:
Not a very big 12V rail for the size
No PFC
Just because it's got good reviews it doesn't mean it's a superb PSU, and the same is true the other way around. It's been labelled a low end PSU because it has a higher failure rate than others, and is liable to take down more components with it.
If you look more closely, 4 people reported a fried PSU and one reported wildly fluctuating rails, an alarmingly high failure rate - compounded with the fact that several reported fried components as a result of this.

I am not a great supporter of Ultra PSU's, but they are the 'high range' version of POWMAX and are relatively heavy, with good rails. They got very low marks on MaximumPC's round-up though, so it shows where they came from

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Old 03-03-2005, 06:22 PM   #106
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I posted this earlier, tomshardware reviews 17 high end power supplies
Take a look at how the powmax x-connect scores.
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Old 03-03-2005, 08:49 PM   #107
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Quote:
Is Powmax really that bad?
The simple answer is YES. My former power supply was a PowMax. It ended up frying two $300 video cards and a stick of RAM (luckily the video cards were under warranty). The rails were completely unstable. I had constant random restarts and many other problems. All went away when I replaced it with an Enlight 360w.

The people that give those "rave" reviews are usually uneducated and post a review saying how amazing it is simply because it appears to work when they install it and looks cool. They probably don't even know how to check the voltages.

The PSU is the most important component in a system and also the most overlooked. It should NOT be bought based on looks. $35 for a "580" PSU is a very bad sign. I doubt it can push half that wattage. If you want a "cool looking" PSU take a look at the CoolerMaster RealPower 450w, Thermaltake PurePower 480w, or Enermax NoiseTaker 420w. As you can see, a good quality, fancy looking PSU is not cheap. That's why I recommend aThermaltake 420w. It is the best bang for the buck PSU around. Don't skimp on the power supply. I am telling you this from personal experience.

Here are a few good articles regarding power supplies:

Inadequate & Deceptice Ratings - 21 PSU's Compared

Rant-O-Matic: My Fried PSU

Most Common Ways to Kill a PC
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Old 03-03-2005, 08:59 PM   #108
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Quote:
Originally Posted by ExiLeZX
I was disappointed to see Powmax on the "bad list." ... The reviews (and price) for this thing are insanely good-
As for the reviews, check out Carl's post at the bottom of THIS thread to put that into perspective.

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Old 03-03-2005, 08:59 PM   #109
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I think it is about time this list got updated with more brands of power supplies.
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Old 03-03-2005, 09:18 PM   #110
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As do I. But I also think that it should be the list in the first post of the thread that should be edited, so people do not have to search through the pages to find an updated list. Unfortunately, only a moderator can do this as it is quite obviously past the time limit for me to edit the post.
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Old 03-03-2005, 09:52 PM   #111
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Hey Andy, PM the changes you want to make or additions to the lists and I'll be glad to add them to the first post. This thread is a valuable Forum asset and I'd be happy to keep it current.
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Old 03-04-2005, 12:02 AM   #112
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Alright lol you've thoroughly convinced me otherwise. That brings another question though...the Powmax one was 580W (or maybe not as someone said)...what kind of wattage is enough? 420, 450, 480 etc were listed. The case already comes with a 420W but I know its a piece of crap (Orion or something?). These are the parts, quoted from my other post...minus the Powmax or course

Quote:
Case: NZXT Black Guardian w/ 120mm side fan + 80mm rear fan
Motherboard: Asus P5GDC Deluxe, i915P Express chipset
Video Card: BFG Tech nVidia GeForce 6800GT, PCI-e
Processor: Intel LGA775 P4 650, 3.4ghz, 2mb L2 cache, 64-bit
Fans: 1 80mm CoolerMaster fan
Power Supply: Powmax Demon 580W
RAM: 1 GB (2x 512) Corsair XMS DDR PC3200
Floppy Drive: Samsung 1.44mb
Hard Drive: Western Digital 120GB Special Edition, 7200RPM, EIDE
Keyboard + Mouse: Logitech standard, wireless
CD/DVD: Sony 52x32x52x16 Combo

The list with details is right here:
http://secure.newegg.com/app/WishHi...VIEW&ID=1328467
(ignore the games...price is $15xx without)
The calculator thing said like 550+ but I don't really think that's true. With these parts, how much wattage would I need with a QUALITY PSU?

Thanks so much.
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Old 03-04-2005, 12:08 AM   #113
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Just read through this thread from the start, or do a quick search of the forums, and you'll find lotsa recommendations on wattage. The clean power you get from a quality PSU far outweighs the much higher numbers some of these junk PSUs will throw at you. A 350-400W unit from one of the listed brands will be plenty for most systems, unless you really go all out on extra drives, fans, and high-end vid cards.
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Old 03-04-2005, 12:13 AM   #114
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Yeah I figured.

Well, before I get all the good advice, I'm just gonna jump ahead and get a Thermaltake W0010 Silent Purepower 480W w/ 2 fans. $70, who cares. I'm already spending $1500+

You guys may have just saved my comp
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Old 03-06-2005, 06:45 PM   #115
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its been a while since this thread was first made, has an opinoin been formed on coolermasters powersupplys yet? I've just been looking around newegg and i found a coolermaster case that comes with a 350 watt powersupply for fairly cheap. I won't be building the build i'm thinking about for quite a while so i'm in no hurry. I was just wondering what people's expierence has been with them.
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Old 03-06-2005, 06:52 PM   #116
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The Coolermaster PSU's seem to fare well in reviews. The one in the Toms Hardware review that Netnamaken posted did well.
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Old 03-07-2005, 12:24 PM   #117
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Several sites have been reviewing coolermaster's PSU's, and they have gained a reputation for being cheap and ultra-reliable PSU's. The 350W one has been singled out for particular praise, as it can output these full 350W even under severe strain, which is more than can be said for most other PSU's, even the other high-quality ones

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Old 03-15-2005, 12:24 AM   #118
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Anyone looking for a high end unit should look into the new Ultras as well. I just picked one up for only $90 ($60 with a $30 rebate) and the reviews I read shows it beating $150 Antecs! Definitely can't beat the coolness of the finishes and modular cable designs either. VVVV link VVVVVVVV
http://www.ultraproducts.com/product...roducts_id=157
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Old 03-15-2005, 12:47 AM   #119
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nogaard, I reccomend you read the top part of this page..
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Old 03-15-2005, 04:43 PM   #120
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Beating?? Beating - how??

Ultra's got very bad reviews from MaximumPC for failing spectacularly under load FYI

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