Gpu Problem Installation

Soldato
Joined
8 Mar 2010
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Afternoon all, problem is as follows.
Am trying to install 2 x gtx 285 's in sli. First gpu is detected and installed fine, the second is physically in the 3rd slot of a gigabyte ud3r mobo. The gpu in slot 3 is not detected by windows 7 64 bit but there are 2 small red lights towards the front of the gpu where it meets the case.
Does anyone think there is a problem with the gpu i am thinking that 2 red lights does not sound so good. Have connected the sli bridge still nothing 1st card ok 2nd same light display. I could try it in slot 2 i guess but wouldnt have thought that would make much of a difference plus if they were both "together" its a bit of a tight fit :(:confused: Any and all advice greatfully received :)
 
Good sir you have saved my bacon, i thought i had double checked every possibility - seems one of the six pin connectors to the psu wasn't in far enough, phew thank you very much!!
After this theres no way on this earth i'm going to try for tri sli, now its just a matter of disabling the sli when i'm crunching and onto system number 2
Thank you Senture!!
 
Okee dokee i have the offending gpus installed all nice n snug, i installed boinc the unified lunatics. Double checked the data folder from the fresh install alongside the data folder i had backed up before fresh w7 install all files are the same apart from the wu's i had in the backed up previous install, my question is why will it not show the wu's when i copy and paste them into new install data folder and start boinc if it means a fresh start not to worry just thought it was worth a try :)
Would i be better off just doing a fresh install etc and starting again?

The gpu's are sitting in slot 1 top and slot 3 bottom of a gigabyte u3dr mobo and have two monitors plugged into top gpu dvi. Msi afterburner is showing gpu 1@69 degrees which i am assuming is the one the 2 monitors are plugged into and gpu 2 @ 46 degrees, theres is an sli strap on but was advised to disable it in favour of boinc and crunching etc.

Would be interested to hear your opinions on any of my glaring ommissions am sure there are a few....i know i can take the gpu fans off auto and crank em up to lower temps but i have not got a clue when it comes to core shader and memory clocks....any help or advice greatly appreciated as per usual....an added bonus is if i get it ticking over nicely i might get some sleep tonight :D
 
Thanks very much, i said to heck with it and did a fresh install of boinc etc, it was getting me a bit ticked off, ok i lost lots of work units but i'll make it back am sure. Am going to have a well earned cuppa try those suggestions of yours, blimey i haven't crunched for 12 hours - withdrawal symptoms!
Thank you once again for your help will post a reply back with results in a while if your around if not have a good night and ta much! :D:D:D
 
Worked a treat, the monitors dont let you expand the toolbar like you could across the screen in xp or "span". But yeah have left it to do its best went a tad under what you recommended to see how it gets on. Its downloaded some wu's so what more could i want....some cuda units please to road test me babies!
I know you only want to hear ty so many times before you feel the physical urge to puke but yer a life saver....hope i can repay the favour some day!!!


ooooohhhhhhhhh happpppppyyyyy dayssss :D:D:D
 
Thanks for the input all, machine seems stable and all is running ok ish. Just a wee bit cincerned that its an i7 cpu so i have 8 processing threads - its running 8 seti wu's at a time but it hasn't downloaded any gpu units so i dont know if it is set up correctly.
Am not sure about rebranding using lunatics app but before it was running 8 wu's plus 2 gpu tasks- the gpu tasks were distinct and labelled as cuda units.
Once i am completely satisfied i will use the hot swap stan to optimize a gaming setup.
The dual taskbar i will save for the gaming setup, if its of any use i check the messages when it downloads wu's and it is only requesting cpu tasks.
Either way 13 hours sleep definately helps but have had to sacrifice my secong machine q6600 as the gtx 260 wont fit in the case so it'll have to wait for memebers market i dont feel like buying a new case and board just yet untill i know this is working as it should.
 
Hi Kolala
Yeah 2 entries at the beginning detailing both gpu's and listing them as gpu 0 and gpu 1 along with driver version cuda version and compute capacity - oh crumbs my output is dropping - Mr Halz will have my life for this!
 
Silly question, but you have installed CUDA haven't you?
I dont think the inbuilt Win7 drivers have it, so you will need to get it from the Nvidia site

just checking :D

:D i thought it was allready installed as when i had both monitors plugged into the one gpu it ran 2 cuda units ata time :confused:
 
:D yet...well i've been about as close as it gets to getting so ticked off the last 24 hours i even thought of dropping the darn setup on the bay...fear ye not i have come to my senses!
I have one monitor running off each gpu i uninstalled boinc and lunatics- more work wasted! Re installed boinc with no lunatics voila started downloading gpu work units ok and all is as it should be.
Am not even in the slightest bit tempted to mess with it anymore....it works fine now end of.
Just curious about optimized settings for gpu's using afterburner so the gpu units run a tad quicker theyre all on settings kindly suggested by Senture a few posts up, anyone have any thoughts on overclocking 2 x 285s purely for crunching .
Ta muchly all....not least because i now stand a chance of fending off Mr Halz for a little longer :D
 
Thanks for that Grimgoth i take your point, the last statement was partly a kneejerk reaction to the last 24hours but i do remain committed...just seems that my plans have faltered a bit.
Will at least as you say install lunatics :)
 
Cheers Reaver, all seems ok at the moment...touch wood. You sound suprised if theres a wrong day to do something you know i am bound to pick it, still thats another usefull nugget of information filed away for future reference. Its been a steep learning curve but i will stick with it. I am actually more concerned that Mr Halz is going to come a parping with a grin like a cheshire cat i dont think i could take it rofl :D:D:D:D
 
:D Well spotted Kolala dont think i've been so frustrated and aggravated as i have in the last few days thanks all for putting up with my ramblings, just going to sit back now and hope this machine produces like i hop it will.
Grimgoth has the same setup and is getting around 15000 a day average i hope mine will match it :D
 
:D Not at all hope it comes in usefull...i did kindoff shoot myself in the foot though...the darn 260 does not fit in the q6600:( So might end of getting another mobo for it, at least then i can oc it as the old one had bios locked because it was part of a pre built, its been a rough few days but hopefully my output should increase even with the one machine :D
Edit "cheshire cat" to "laughing hyena" :p:D
 
Hi Biffa
Followed your link entered userhandle copied to edit sig in cp, it says updated hourly so will wait and see....ta muchly :)
 
I dont have a copy halz did it for me...i think a large caffeine break is needed in order to increase my brain activity...its hard to get results with only 3 grey cells and an iq barely into double digits :confused:
 
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