Power draw of power supply. 700watt vs 1000 watt, etc

[ted leslie]

Not that i rank noise to highly in the choice, but i hate overly loud supplies.
Whats the noise like on the HX850?

tl

On Mon, 28 Jun 2010 19:42:07 -0400
lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org (Lennart Sorensen) wrote:

> On Mon, Jun 28, 2010 at 07:21:04PM -0400, ted leslie wrote:
> > asus Rampage III Extreme mobo
> > intel i7 930  oc'd to 3.8-4.0 ghz with a top of the line Noctua  cooler.
> > 18 gb ram   3x2gb modules and 3x4gb modules (g.skill oc 2000mhz ram).
> > 3ware sata3 raid controller
> > 2 nvidia  250 type  (dual dual-link) pci-e 2.0 vid cards (run tri monitor set up).
> > sound card,
> > bluray drive,
> > a few non-ssd drives, and a couple ssd drives.
> > and a few more fans then average.
> > Running linux, with a few vmware guest os's on it.
> > 
> > i think the OC is the big unknown when calc'ing the draw, its 130watts at stock 2.8 ghz.
> > sounds to me so far with what been said i better go with the 1000watt  supply,
> > it isn't likely to hit my electical bill much different then a 750watt (lowest i would probably consider going),
> > from what i am hearing? Also, i don't want to have any crashes do to underpowered psu.
> 
> Well I would at least go with a known good power supply.  So far I have
> not been able to do that for the model you mentioned.
> 
> The 250 cards are probably around 150W max each (I have seen a number
> of tests where each card hits 100W under 3D load).  Add another 150 for
> the CPU, maybe 50 for the mainboard and ram, and about 10W per drive
> (they probably don't use that much).  Looks like around 550 or 600W to me.
> Something like a 750 or 850 might actually do well.  I think I would go
> for a Corsair HX850 if I was building it.  That I know is a good power
> supply.
> 
> -- 
> Len Sorensen
> --
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-- 
ted leslie <tleslie-RBVUpeUoHUc at public.gmane.org>
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