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Author Topic: New Evga PSU with 16 (!!!) Pci-e connectors  (Read 3480 times)
Shadow383 (OP)
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September 17, 2012, 04:57:15 PM
 #1

Here's one for the rig builders - really wish I'd been able to get one a year ago  Cheesy

http://www.scan.co.uk/products/1500w-evga-supernova-120-pg-1500-xr-90-eff-80-plus-gold-sli-crossfire-eps-12v-fan-atx

Does 1650W on 230VAC - enough to run a 7x7970 rig with a bit of undervolting  Wink
crazyates
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September 17, 2012, 05:14:59 PM
 #2

I can't see anyone buying this. First, who's building new GPU farms from scratch anymore? Second, if you are, 2 1KW PSUs would probably be cheaper.

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Cablez
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September 17, 2012, 06:19:44 PM
 #3

That and the sheer number of 12v rails to contend with is troublesome.

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September 17, 2012, 06:30:09 PM
 #4

That and the sheer number of 12v rails to contend with is troublesome.

8 rails at only 20A each? You can barely run one GPU on each rail!

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Cablez
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September 17, 2012, 08:23:48 PM
 #5

That's what I'm saying.  Grin

For the price it's not worth it. Get 2 single rail 1250s or better yet get 2 of these: http://www.newegg.com/Product/Product.aspx?Item=N82E16817171063 for just $50 more!

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Desolator
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September 18, 2012, 03:00:11 AM
 #6

At least it's modular Tongue If you just thought "really? REALLY?" I have a 900W PSU, silver certified, nice brand name, 4 6-pin, and it's not modular.  It has black mesh wrapping so it looks like one of the sentinels from the matrix lol.
Kaliecious
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September 18, 2012, 04:27:35 AM
 #7

The PSU would not be able to handle all 16 connectors in use, Maybe for smaller single GPU cards but then most power supplies right now can handle 5-6. I only mention this cause I had 3 6990 in a water cooled system and I blew a capacitors in both a 1500 and 1600w power supply that have thier own dedicated 20a plug I evently went back to air cool and had to splitt the PSU's and built 2 seperate systems. So unfortunantly as the ole saying goes in some situations bigger is not better.

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September 18, 2012, 04:51:38 AM
 #8

If you had a MB that could run 8 5830s, this might work. A 20A rail dedicated for each 5830 might work.

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superfastkyle
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September 18, 2012, 08:00:18 AM
 #9

20amp rail is plenty for most everything but a 5970/6990/7970 in fact I have a power supply with 18amp rails that runs 5870's fine. You could run a 5970 or 7970 undervolted probably even

5850/5830 are about 155w at stock speeds
Kaliecious
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September 18, 2012, 08:10:44 AM
 #10

Hell I guess this mother board could be used.
sorry its in a different language




http://donanimhaber.com/asus/NewsDetail.aspx?id=21923

Cablez
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September 18, 2012, 01:07:58 PM
 #11

Hell I guess this mother board could be used.
sorry its in a different language

http://donanimhaber.com/asus/NewsDetail.aspx?id=21923

Whoa!!  Why have I not heard anything about that expander before??  Shocked Shocked  That is too cool.

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philips
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September 18, 2012, 01:58:00 PM
 #12

Hell I guess this mother board could be used.
sorry its in a different language




http://donanimhaber.com/asus/NewsDetail.aspx?id=21923

What the..... Shocked Shocked Shocked
crazyates
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September 18, 2012, 03:56:33 PM
 #13

Hell I guess this mother board could be used.
sorry its in a different language
http://donanimhaber.com/asus/NewsDetail.aspx?id=21923
What the..... Shocked Shocked Shocked
I've never heard of that!! Google Translate calls it the Asus ROG Xpander. Only works with their Asus Rampage III Extreme motherboard. Still, that's pretty crazy tho.

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Kaliecious
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September 18, 2012, 07:14:54 PM
 #14

that board would have been killer a year and a half ago, lay it out on a table slap 8 cards in there and be ready to go. lol my aw dropped when I saw it doing some research for better settings and overclocking using voltage and some how stumbled upon it on fortunantly you could only do 4 of thim with this but keep them nicely seperated.

BR0KK
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September 18, 2012, 07:29:07 PM
 #15

You should be able to run that rog expander on any board. It's a simple nf200 chip connected via pice.

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September 21, 2012, 01:00:27 AM
 #16

16 pci-e connectors, but 8? rails. No thanks. You'll probably be lucky to pull 800 watts from that thing without forcing a shutdown because of over current protection. Single rail forever.

crazyates
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September 21, 2012, 02:00:45 AM
 #17

16 pci-e connectors, but 8? rails. No thanks. You'll probably be lucky to pull 800 watts from that thing without forcing a shutdown because of over current protection. Single rail forever.

While 8 rails at 20A each =/= 160A, it does say it's rated for 124A between all the rail, so that's ~1500W, not 800.

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Shadow383 (OP)
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September 21, 2012, 08:02:49 AM
 #18

16 pci-e connectors, but 8? rails. No thanks. You'll probably be lucky to pull 800 watts from that thing without forcing a shutdown because of over current protection. Single rail forever.

While 8 rails at 20A each =/= 160A, it does say it's rated for 124A between all the rail, so that's ~1500W, not 800.
It also says on another site that you can switch it to single-rail mode (which seems odd) and that it does 1650W on a single rail if given 230VAC.
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September 21, 2012, 01:20:17 PM
 #19

It also says on another site that you can switch it to single-rail mode (which seems odd) and that it does 1650W on a single rail if given 230VAC.

Linky........?

Tired of substandard power distribution in your ASIC setup???   Chris' Custom Cablez will get you sorted out right!  No job too hard so PM me for a quote
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September 21, 2012, 02:12:45 PM
 #20

It also says on another site that you can switch it to single-rail mode (which seems odd) and that it does 1650W on a single rail if given 230VAC.
Linky........?
Holy crap I missed that. I wonder if they just link all the rails somehow? Even in the link in the OP:

Quote
Single OR multiple 12V Rails: No longer will you have to toil over the decision of choosing a single or multiple rail PSU; the NEX1500 Classified lets you switch modes as you please.

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