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Old 10-31-2009, 06:12 AM   #1
Deluded
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David... Find me a cheap PSU!

Yo David!

I'm on a super tight budget, so I need a decent PSU that can power these:

Opteron 144
DFI nF4 Ultra
2x DDR3200 RAM
GTX 260

(Yes, I know the 260 is overkill, but w/e. The 260 was free anyway.)

Only the CPU/RAM will be heavily overclocked, so I need something that can power that 260 and a OC'ed opty while costing less than $50. Can you find me one?

Thanks!
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Old 10-31-2009, 06:15 AM   #2
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I'm not david, but your price range doesn't give you very much to work with.

You would probably be looking at something similar to this.

http://www.newegg.com/Product/Produc...82E16817171038

Just the price is a little over.
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Old 10-31-2009, 06:21 AM   #3
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I know my price range won't give you much to work with, but then again, that's why I am asking David! He understands the +amperage required on the 12V+ rails better than I do, and he has consistently found excellent PSUs for very good prices for others, so...

That one looks promising. If David gives his stamp of approval (remember, the CPU will be very heavily OC'ed, I plan to go right to the edge of no return), then I'm getting it.
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Old 10-31-2009, 06:51 AM   #4
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http://www.newegg.com/Product/Produc...82E16817703011

The GTX260 does about 12A assuming you don't overclock it. I can't imagine a 939 chip pulling more than 150W at a huge overclock, so this PSU really will barely make it at full load. Since it's a PCPC unit, it should handle its rated wattage well.

Although, you will still get suggestions telling you to buy something more expensive from people who don't understand the concept of a budget.
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Old 10-31-2009, 07:29 AM   #5
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Quote:
Originally Posted by onewecallgod View Post

Although, you will still get suggestions telling you to buy something more expensive from people who don't understand the concept of a budget.
You referring to my post?

Deluded, the PSU that onewecallgod linked is probably a better choice than mine, I recommend you go that way instead.
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Old 10-31-2009, 08:31 AM   #6
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I doubt you will find a high quality psu for under $50 that has a power output of at least 550W. Lets see if this thread has any psus for you: ... where's davids psu guide?
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Old 10-31-2009, 08:41 AM   #7
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Here's his old guide http://forums.extremeoverclocking.co...&postcount=193

It hasn't been updated since '07 though.
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Old 10-31-2009, 09:23 AM   #8
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Quote:
Originally Posted by Deluded View Post
Yo David!

I'm on a super tight budget, so I need a decent PSU that can power these:

Opteron 144
DFI nF4 Ultra
2x DDR3200 RAM
GTX 260

(Yes, I know the 260 is overkill, but w/e. The 260 was free anyway.)

Only the CPU/RAM will be heavily overclocked, so I need something that can power that 260 and a OC'ed opty while costing less than $50. Can you find me one?

Thanks!
No.

With the OC'ed CPU & a 260 you need something on the order of +12V@40 as a minimum which is Corsair 520HX, 550VX terrtory.

$60 AMIR: CORSAIR CMPSU-550VX 550W ATX12V V2.2

$60 AMIR: ENERMAX PRO82+ EPR525AWT 525W ATX12V Ver.2.3

There are some other PSU's that "might do" but with an OC'ed Otpy & a GTX260, no these are the least expensive I could find & not be concerned that someone would put them in a similar system & come back complaining 6-months later.
Quote:
Originally Posted by onewecallgod View Post
http://www.newegg.com/Product/Produc...82E16817703011

The GTX260 does about 12A assuming you don't overclock it. I can't imagine a 939 chip pulling more than 150W at a huge overclock, so this PSU really will barely make it at full load. Since it's a PCPC unit, it should handle its rated wattage well.

Although, you will still get suggestions telling you to buy something more expensive from people who don't understand the concept of a budget.
With only +12V@26A, this is TOTAL FAIL!
Quote:
Originally Posted by FX5200 View Post
I'm not david, but your price range doesn't give you very much to work with.

You would probably be looking at something similar to this.

http://www.newegg.com/Product/Produc...82E16817171038

Just the price is a little over.
Less that +12V@32A & they won't even tell you "how much less", also not a consistent quality brand.

Last edited by davidhammock200 : 10-31-2009 at 10:00 AM.
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Old 10-31-2009, 10:36 AM   #9
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David, i know that this isnt the HX series... but wouldn't this fit the bill(still a little to expensive but worth it to not replace the psu and possibly other parts from cheaping out)

http://www.newegg.com/Product/Produc...82E16817139004

corsair 550W, 41A 12V rail SHOULD handle that system, should

edit, i guess david already recommended it, my bad.

Go with corsair, they are great psu's
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Old 10-31-2009, 10:56 AM   #10
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Here ya go...

http://www.newegg.com/Product/Produc...82E16817702010

OR

http://www.newegg.com/Product/Produc...82E16817812004

http://www.newegg.com/Product/Produc...82E16817341022

http://www.newegg.com/Product/Produc...82E16817812001


Thats if you don't mind a MIR

Last edited by ohm : 10-31-2009 at 11:02 AM.
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Old 10-31-2009, 12:57 PM   #11
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No, I do not mind an MIR. I like the mushkin PSU, so I'm getting that.

I really don't have the money to buy an more expensive PSU, hence my restriction.

This one good? Thanks a lot guys, as usual, you're the best!
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Old 10-31-2009, 02:54 PM   #12
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Quote:
Originally Posted by davidhammock200 View Post
With only +12V@26A, this is TOTAL FAIL!
****, your choices are better. Don't recommend PSUs while drunk, I guess. However, I definitely don't agree that something as simple as a 939 system will need 40A.
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Old 10-31-2009, 03:20 PM   #13
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Quote:
Originally Posted by onewecallgod View Post
However, I definitely don't agree that something as simple as a 939 system will need 40A.
It's the 260 using up all the power, those Gt200's are power hogs.
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Old 10-31-2009, 03:25 PM   #14
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Quote:
Originally Posted by onewecallgod View Post
****, your choices are better. Don't recommend PSUs while drunk, I guess. However, I definitely don't agree that something as simple as a 939 system will need 40A.
Me either. In fact, it seems this board is getting crowded with fanboys when I see threads like this. Anything around 25-30A would be plenty more than sufficient for this system. I ran quite a few S939 rigs with good graphics cards, on less than 450W. Back then, a 550W PSU was considered HUGE!

**edit**

I do see a 500W requirement for the GTX260. So some of the higher end 450W+ units or a cheaper built 550W+ unit would work. I cant believe the requirements for these beasts.
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Old 10-31-2009, 03:37 PM   #15
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Originally Posted by Kell-Ate It View Post
It's the 260 using up all the power, those Gt200's are power hogs.
They do suck a lot of juice, but review sites estimate it to be around 150W at gaming load, while nVidia says a TDP of 180W. It's a lot, but not nearly as much as most people think.
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Old 10-31-2009, 05:50 PM   #16
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Newer video cards are quite the contradictors..... made on a smaller nm process claiming less power consumption, but still considered power hogs?
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Old 10-31-2009, 06:44 PM   #17
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They offset the gains of using a smaller process transistor by cramming more transistors in.
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Old 11-02-2009, 05:08 PM   #18
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Quote:
Originally Posted by jmilch View Post
Me either. In fact, it seems this board is getting crowded with fanboys when I see threads like this. Anything around 25-30A would be plenty more than sufficient for this system. I ran quite a few S939 rigs with good graphics cards, on less than 450W. Back then, a 550W PSU was considered HUGE!

**edit**

I do see a 500W requirement for the GTX260. So some of the higher end 450W+ units or a cheaper built 550W+ unit would work. I cant believe the requirements for these beasts.
Quote:
the CPU/RAM will be heavily overclocked
A "known good" PSU like any of the Corsairs, Enermax's, PC P&C's, Seasonic's or Zippy's rated at +12V@40A or more will be ideal, recommending anything less would be irresponsible.

I guess I need to save this in MS Word & just repost it every time someone ask for a PSU recommendation!
Quote:
We want to load the PSU to 40% to 60% of its rated capacity, not to exceed 70% for continuous operation, as this gives us the overhead necessary for cool, quiet operation and transient responses.

In addition to my self, you will find Paul@[H], both Jonny & Wolf@JG & every other PSU guru to be in general agreement.
Now saved in MS Word!
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