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Topic: RISERS for 2 coins - page 3. (Read 4463 times)

sr. member
Activity: 378
Merit: 250
February 04, 2012, 02:40:08 PM
#13
Thats not true. Ive run 30 5850 with 5 cards per board as well as 2 rigs with 4 5970 each. Ive used more than 50 of these. Never had any problems. They work great.
sr. member
Activity: 302
Merit: 250
February 04, 2012, 02:36:22 PM
#12
That looks like improper grounding or way too many GPUs were being run through the board. You need to make sure as a rule of thumb you're not running more than 4 cards per motherboard without Molex extenders.
EDIT: Also, any and all dual GPU cards need run through a Molex powered cable if using an extender. This includes 5970's, 6990's etc.

Here's the Molex powered extender one needs to avoid such over-draw: http://cablesaurus.com/index.php?route=product/product&product_id=12
sr. member
Activity: 378
Merit: 250
February 04, 2012, 02:32:59 PM
#11
Wow. Ive been using these since I started mining. Ive never had any problems.
sr. member
Activity: 386
Merit: 250
February 04, 2012, 02:32:03 PM
#10
This happens to some people when not using powered extenders, depending on the # of cards being run:



What causes that to happen?
full member
Activity: 200
Merit: 100
|Quantum|World's First Cloud Management Platform
February 04, 2012, 02:27:38 PM
#9
This happens to some people when not using powered extenders, depending on the # of cards being run:

...

...
sr. member
Activity: 378
Merit: 250
February 04, 2012, 02:17:42 PM
#8
Ive never seen a riser with a molex before. Why would you need one?
sr. member
Activity: 378
Merit: 250
February 04, 2012, 02:13:11 PM
#7
No molex.
vip
Activity: 574
Merit: 500
Don't send me a pm unless you gpg encrypt it.
February 04, 2012, 02:12:16 PM
#6
Powered? Not sure i understand.

The molex connecter.
sr. member
Activity: 378
Merit: 250
February 04, 2012, 02:11:43 PM
#5
Powered? Not sure i understand.
vip
Activity: 574
Merit: 500
Don't send me a pm unless you gpg encrypt it.
February 04, 2012, 02:07:19 PM
#4
None of them powered?
sr. member
Activity: 378
Merit: 250
February 04, 2012, 01:50:01 PM
#3
no
legendary
Activity: 1764
Merit: 1006
February 04, 2012, 12:30:07 PM
#2
3 coins for all? Cheesy
sr. member
Activity: 378
Merit: 250
February 04, 2012, 11:18:49 AM
#1
I have around 40 of these. I have 16x and 1x > 16x. They are all factory sealed. 2 coins each. Free ship within the US.

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