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EVGA 1080 CLASSY - Stuck at 1.049v

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nrpeyton
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Friday, February 17, 2017 11:41 PM (permalink)
Hi guys,
 
The maximum voltage which is meant to be allowed on these cards is 1.093v.
 
However today I can't seem to get over 1.049v.
 
It happens frequently (not every day).
 
Sometimes a few reboots/restarts of the computer sort it out.
 
Here's a screenshot showing everything I've tried.
 

 
sorry about the small size of the picture, the evga forums won't let me upload more than 500kb and if I 'shrink' it any further the text will become too distorted to make out.
 
Basically I've set voltage at 100% AND tried to use the curve to do it manually (and tried to LOCK the voltage onto specific voltage using MSI Afterburner which usually works).
 
Tried both apps (precision x and MSI separately and together and rebooted several times. Even tried flicking BIOS switch back and forward between reboots. Really getting frustrated with this now.

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#1

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    Sajin
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Friday, February 17, 2017 11:56 PM (permalink)
    This is gpu boost 3.0's fault. The card knows it doesn't need 1.093v, so it won't run at 1.093v. Easily fixed with a modded vbios. Too bad we can't modify the vbios on pascal cards.
    #2
    nrpeyton
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Saturday, February 18, 2017 0:00 PM (permalink)
    Sajin
    This is gpu boost 3.0's fault. The card knows it doesn't need 1.093v, so it won't run at 1.093v. Easily fixed with a modded vbios. Too bad we can't modify the vbios on pascal cards.




    7 /10 it works perfectly.  Gives the full voltage so I can take full advantage of the extra frequency.
     
    If I try to clock it as high as I would normally  at 1.093v it crashes.. so it *does* need the voltage to achieve the clock I want?
     
    It's just today; no matter how many reboots I do, I can't seem to get it to play.  its been annoying me for a while (a great deal) but today I just can't take it anymore...!
     
    Edit:
    It's also not playing ball in other ways too... for example I've got 'power' in control panel set to adaptive.. so it should only be idling at 253MHZ at 0.625v... but today it seems to be idling at its boost speed of 1870 and consuming 50w, every second. ??
    Is there a known bug with the BIOS's on these cards?
     
    What if I flashed the BIOS for the galax HOF? would I still be in warranty? I believe the two are compatible. ???
     
    Edit 2:
    Currently idling at 1.013v
     
    I don't even need 1.013v for 2100 overclock so why would it be idling at that voltage?
     
    I don't even have it overclocked.. I've clicked 'default' a million times... something is definitely up .!!!
    post edited by nrpeyton - Saturday, February 18, 2017 0:09 PM


     
    #3
    Sajin
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Saturday, February 18, 2017 0:12 PM (permalink)
    nrpeyton
    Sajin
    This is gpu boost 3.0's fault. The card knows it doesn't need 1.093v, so it won't run at 1.093v. Easily fixed with a modded vbios. Too bad we can't modify the vbios on pascal cards.




    7 /10 it works perfectly.  Gives the full voltage so I can take full advantage of the extra frequency.
     
    If I try to clock it as high as I would normally  at 1.093v it crashes.. so it *does* need the voltage to achieve the clock I want?
     
    It's just today; no matter how many reboots I do, I can't seem to get it to play.  its been annoying me for a while (a great deal) but today I just can't take it anymore...!
     
    Edit:
    It's also not playing ball in other ways too... for example I've got 'power' in control panel set to adaptive.. so it should only be idling at 253MHZ at 0.625v... but today it seems to be idling at its boost speed of 1870 and consuming 50w, every second. ??
    Is there a known bug with the BIOS's on these cards?
     
    What if I flashed the BIOS for the galax HOF? would I still be in warranty? I believe the two are compatible. ???


    Here are the top causes of why a GPU would run at full clocks at idle...
     
    #1 You're running multiple monitors. Fix: Enable mutil display power saver using nvidia inspector.
    #2 Your machine has a virus. Fix: Scan computer using malwarebytes.
    #3 One or more programs running in the background are using your GPU. Fix: Perform a clean boot of windows.
    #4 Power management mode inside the nvidia control panel is set to prefer maximum performance. Fix: Set power management mode to adaptive then reboot your computer.
    #5 Running a resolution of 2560x1440 @ 144Hz. Fix: Change refresh rate to 120Hz.
    #6 K-Boost is enabled inside Precision X. Fix: Disable K-Boost.
    #7 Shadowplay is enabled inside geforce experience. Fix: Disable shadowplay inside geforce experience OR completely uninstall geforce experience from your machine (highly recommended)
     
    Don't know of any vbios bugs on the 1080 classy.
     
    I wouldn't suggest flashing the hof vbios onto the card, but you could try it if you want, just make sure you flash it to the slave position and not the master position to retain warranty.
    #4
    Sajin
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Saturday, February 18, 2017 0:19 PM (permalink)
    Running both overclocking apps at the same time could have messed things up as well. I would suggest doing #2 listed here and starting fresh.
    #5
    kwkrnu72
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Saturday, February 18, 2017 1:44 AM (permalink)
    Use the voltage / frequency tool and you can force it into a specific voltage / frequency.  Just using the offsets, boost 3.0 will always set the voltage for the clock.  If it's running cool enough like mine, under water, it'll NEVER reach 1.093v, it'll hold constant at 1.043v or 1.050v....until you use the voltage / frequency curve.
    #6
    nrpeyton
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    Re: EVGA 1080 CLASSY - Stuck at 1.049v Saturday, February 18, 2017 2:57 AM (permalink)
    kwkrnu72
    Use the voltage / frequency tool and you can force it into a specific voltage / frequency.  Just using the offsets, boost 3.0 will always set the voltage for the clock.  If it's running cool enough like mine, under water, it'll NEVER reach 1.093v, it'll hold constant at 1.043v or 1.050v....until you use the voltage / frequency curve.




    I was using the voltage/frequency curve. (pressing L) to lock it as I normally do.
     
    Done it a million times.
     
    Usually when it "stops" working is after a crash (i.e. if I've overclocked too hard)... then I need to reboot the system again to get it to accept voltages past 1.049.
     
    However this time, all the rebooting in the world doesn't seem to help.
     
    I can use the Classy voltage tool yes (or the other two new ones that work with Classy) but I was doing something different and just wanted to use Afterburner without all the hassle, lol.


     
    #7
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