best value GPU for seti?

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Profile TimeLord04
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Message 1728309 - Posted: 23 Sep 2015, 23:28:12 UTC - in response to Message 1728281.  

i have a asus crosshairs formula V board with 4 pcie slots ..im strongly considering now selling the 2 290xs and getting 4 of something else without spending to much money...

Do you realize what kind of performance you could have with four GTX-750 TI SC cards crunching 2 Units at a time on each card???!!!???

However, for heat reasons, even though the MOBO may take four cards, I wouldn't put that many in all stacked side by side, by side, by side... I might do two, or if air flow allowed, maybe three.

Someone else here, maybe in another Thread, mentioned their MOBO could take five cards; but, only put three cards in, spacing them out evenly for reasons of airflow.

Anyway, as has been mentioned here, the GTX-750 TI SC can be had for $99. I personally haven't seen it that low. I've seen it at $109 per card.

Good luck with what you choose; I HIGHLY recommend the EVGA GTX-750 TI SC.


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Message 1728391 - Posted: 24 Sep 2015, 3:24:42 UTC
Last modified: 24 Sep 2015, 3:25:05 UTC

2 of those cards will easily do 22k RAC

http://setiathome.berkeley.edu/show_host_detail.php?hostid=7646824

2 WU's per gpu
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Message 1728555 - Posted: 24 Sep 2015, 16:49:28 UTC - in response to Message 1728309.  

iv got a water loop...heat isnt an issue
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Message 1728557 - Posted: 24 Sep 2015, 16:53:07 UTC

sorry not 4 pcie slots..iv got 3 ... if i were to sell my 290x what other 3 cards should i buy for a better value ..all would be watercooled btw....
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Message 1728568 - Posted: 24 Sep 2015, 17:25:45 UTC - in response to Message 1728557.  

sorry not 4 pcie slots..iv got 3 ... if i were to sell my 290x what other 3 cards should i buy for a better value ..all would be watercooled btw....


Nvidia 980TI hybrids unless you want to go for the titan z hybrids
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Message 1728611 - Posted: 24 Sep 2015, 19:11:27 UTC - in response to Message 1728271.  

amd options?

Personally I'm looking at the R9 380.


i got a R9 390x and that card has been nothing but a royal pain in my ass on both win and linux

The 390x is really just a rebranded 290x.
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Message 1728677 - Posted: 25 Sep 2015, 0:56:41 UTC

and the card is a pain in the ass i have one of em here ... drivers are shit for win and linux

Stay away from amd
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Message 1728690 - Posted: 25 Sep 2015, 1:33:28 UTC - in response to Message 1728677.  

I own AMD graphics cards exclusively and have had no problem with the drivers.
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Message 1728692 - Posted: 25 Sep 2015, 1:40:21 UTC - in response to Message 1728690.  

I own AMD graphics cards exclusively and have had no problem with the drivers.

Been watching that for gradual moves to heterogeneous applications, and it seems to be mostly 390x specific issues/complaints , in gaming too (or especially)
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Message 1728701 - Posted: 25 Sep 2015, 2:53:36 UTC
Last modified: 25 Sep 2015, 2:54:10 UTC

yeah the 390 is just a heap of crap

I was tempted to take ol yeller outside
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Message 1728727 - Posted: 25 Sep 2015, 5:30:56 UTC - in response to Message 1728611.  

amd options?

Personally I'm looking at the R9 380.


i got a R9 390x and that card has been nothing but a royal pain in my ass on both win and linux

The 390x is really just a rebranded 290x.


With more, faster, memory.
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Message 1728728 - Posted: 25 Sep 2015, 5:32:09 UTC - in response to Message 1728309.  


Do you realize what kind of performance you could have with four GTX-750 TI SC cards crunching 2 Units at a time on each card???!!!???



I don't.

Please enlighten me.
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Message 1728731 - Posted: 25 Sep 2015, 6:11:16 UTC - in response to Message 1728728.  


Do you realize what kind of performance you could have with four GTX-750 TI SC cards crunching 2 Units at a time on each card???!!!???



I don't.

Please enlighten me.

Roughly, a RAC of 11,000 per card (MB only).
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Message 1728780 - Posted: 25 Sep 2015, 11:37:34 UTC
Last modified: 25 Sep 2015, 11:39:58 UTC

yeah 11k is not that much for some of us but 11k can be a lot for someone who never crunched gpu before and was stuck at 4-5k..... 4 of those cards would catapult that person to roughly 44k

http://setiathome.berkeley.edu/show_host_detail.php?hostid=7646824

^^^ This will give you a estimate on what to expect from these cards
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Message 1728794 - Posted: 25 Sep 2015, 13:37:28 UTC - in response to Message 1728692.  

I own AMD graphics cards exclusively and have had no problem with the drivers.

Been watching that for gradual moves to heterogeneous applications, and it seems to be mostly 390x specific issues/complaints , in gaming too (or especially)

Perhaps the old GCN 1.1 GPU isn't handling the ramped up clock rates very well. I do find most of the manufactures also factory overclock all of their cards as well. With it being nearly impossible to find one running stock/spec clock rates.
I haven't really been looking at the higher end cards as I tend to not spend much more than ~200 on a GPU.
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Message 1728809 - Posted: 25 Sep 2015, 14:52:16 UTC - in response to Message 1728794.  

I own AMD graphics cards exclusively and have had no problem with the drivers.

Been watching that for gradual moves to heterogeneous applications, and it seems to be mostly 390x specific issues/complaints , in gaming too (or especially)

Perhaps the old GCN 1.1 GPU isn't handling the ramped up clock rates very well. I do find most of the manufactures also factory overclock all of their cards as well. With it being nearly impossible to find one running stock/spec clock rates.
I haven't really been looking at the higher end cards as I tend to not spend much more than ~200 on a GPU.


Yeah, don't know much about the architecture myself, though with your mention of factory overclocks it does start to smack of 560ti, whereby non reference factory overclock often shipped with insufficient core voltage. Then could be something totally different of course. It seems as though nv might have used the experience to dial in the GPU boost adaptive clocking in these later versions, and dropped the Cuda power state. Perhaps consumer AMD cards are being configured with acceptable artefact limits as well. All theorising I guess, but still seems interesting that corporations/engineers might still be resisting learning from experiences of the competition.
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Message 1728929 - Posted: 25 Sep 2015, 22:44:40 UTC - in response to Message 1728809.  

still seems interesting that corporations/engineers might still be resisting learning from experiences of the competition.

The other people were idiots, we know better...
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Message 1728935 - Posted: 25 Sep 2015, 23:27:06 UTC - in response to Message 1728929.  
Last modified: 25 Sep 2015, 23:27:20 UTC

still seems interesting that corporations/engineers might still be resisting learning from experiences of the competition.

The other people were idiots, we know better...



The other people are idiots, we know better... <<<<Fixed that for you
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Message 1729604 - Posted: 27 Sep 2015, 18:52:33 UTC - in response to Message 1728731.  


Do you realize what kind of performance you could have with four GTX-750 TI SC cards crunching 2 Units at a time on each card???!!!???


I don't.

Please enlighten me.

Roughly, a RAC of 11,000 per card (MB only).

And to confirm that, here's a GTX 750 Ti I started from scratch on a new account on 31st. August - around midday, so just over 27 days before it cracked 11,000 RAC, and still rising.



It's running as described here - MB only, two tasks at a time, SETI not crunched on the host CPU. The notch is where we lost some crunch time, because of the fire in the co-lo.
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Message 1729613 - Posted: 27 Sep 2015, 19:57:24 UTC - in response to Message 1729604.  

I have 2 computers with 750Ti's

My AMD 4200 has 14,881 RAC ... the CPU does nothing really
My Intel i5 has 23,964 RAC ... this CPU feeds the card much better
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Message boards : Number crunching : best value GPU for seti?


 
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