Any utility available to underclock video card?

gamerguy2

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Aug 9, 2008
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I underclock my Sons PC Video Card. He is pretty hard on the computer and I want it to last as long as possible. With ATIs CCCenter I just moved the bar down for the GPU and Video Memory.

With my Nvidia Card (though I havent used it in a while) you do the same. After installing the Nvidia drivers, right click on the screen and bring up the Nvidia Control Panel. I believe you just move the bar to lower the specs below default values.
 

zokudu

Diamond Member
Nov 11, 2009
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Do you mean underclock in that decrease the performance of it? Or undervolt so it uses less electricity but retains performance.
 

Narmer

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Aug 27, 2006
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I underclock my Sons PC Video Card. He is pretty hard on the computer and I want it to last as long as possible. With ATIs CCCenter I just moved the bar down for the GPU and Video Memory.

With my Nvidia Card (though I havent used it in a while) you do the same. After installing the Nvidia drivers, right click on the screen and bring up the Nvidia Control Panel. I believe you just move the bar to lower the specs below default values.

I don't follow you. The card is connected to an HP ZR24W monitor and is at its native resolution 1920 x 1200. you want me to lower the resolution?
 

Narmer

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Aug 27, 2006
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Do you mean underclock in that decrease the performance of it? Or undervolt so it uses less electricity but retains performance.

I mainly use it for statistical programs, email, and web. I assume most of this is 2D. I would prefer to turn off any unused features. However, the Gigabyte CD did not come with any utility.
 

Leyawiin

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Nov 11, 2008
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You do realize that in 2D the GTX 460 is throttled down to ridiculously low levels, right? As in any more and it would be shut off. Install MSI's Afterburner and take a look at the 2D clocks vs. 3D. That's why its so cool, quiet and power thrifty at idle. Its only using about 15W in 2D.
 

fffblackmage

Platinum Member
Dec 28, 2007
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if you don't need the gpu then sell it and buy a very low power card.
Nope, not going to sell it. Besides, I will be adding a second monitor in the coming months.
You also don't need a particularly powerful video card for dual monitor feature; a less expensive and less powerful video card can do that.

Extending it's life isn't very important, since the graphics card will be long obsolete by the time it dies. If it dies any earlier, the video card is defective.

If anything, you want to decrease voltage and frequency to lower power consumption. However, don't pretty much all modern graphics cards already have 2D/3D profiles?
 

Narmer

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Aug 27, 2006
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You do realize that in 2D the GTX 460 is throttled down to ridiculously low levels, right? As in any more and it would be shut off. Install MSI's Afterburner and take a look at the 2D clocks vs. 3D. That's why its so cool, quiet and power thrifty at idle. Its only using about 15W in 2D.

I did not know that. Thank you.
 

gamerguy2

Member
Aug 9, 2008
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I don't follow you. The card is connected to an HP ZR24W monitor and is at its native resolution 1920 x 1200. you want me to lower the resolution?

No. Just go into the menu from the screen when Windows is loaded
"Arrange icons, refresh, personalize, Nvidia control panel (or whatever it is called ION for the 400 series?)."
 
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betasub

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Mar 22, 2006
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With my Nvidia Card (though I havent used it in a while) you do the same. After installing the Nvidia drivers, right click on the screen and bring up the Nvidia Control Panel. I believe you just move the bar to lower the specs below default values.

It clearly has been quite a while, because the ability to change clock speeds hasn't been in the standard Nvidia video drivers for a long time. An optional tab was enabled by adding a registry key, such as CoolBits, but nowadays utilities such as MSI Afterburner seem to be the preferred method (or failing that, a low-level editor such as RivaTuner).
 

4ghz

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Sep 11, 2010
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As others have said modern cards down clock themselves when in idle or 2d mode. You can check to see if your card is downclocking properly with Msi afterburner though.