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Turing Undervolting

Caporegime
Joined
23 Apr 2014
Posts
31,607
Location
Nor here, nor there
I've only just started messing around with this using the curve in afterburner, I've managed to get 1995mhz at just 0.975v on my 2070 super. Has anyone been able to achieve 2ghz clock speeds at anything lower? I'm going to test 0.95v tonight as I've seen reports elsewhere that even this is stable on some cards. The temperature and power draw drop is quite substantial.
 
Never bothered with proper undervolting but I overclocked the crap out of my 2080Ti, then left the OC set and played around with the power level. Dropped it to 96%, which doesn't sound like much, but it dropped temps a fair bit and still held the OC's I'd set previously.

It's been running like that for months and months without a hitch, 2100/8000.
 
I've only just started messing around with this using the curve in afterburner, I've managed to get 1995mhz at just 0.975v on my 2070 super. Has anyone been able to achieve 2ghz clock speeds at anything lower? I'm going to test 0.95v tonight as I've seen reports elsewhere that even this is stable on some cards. The temperature and power draw drop is quite substantial.

How did you unlock voltage control in afterburner? Cant seem to control the Zotac 2070s voltage with afterburner and other apps only offer an increase rather than decrease in voltage :(

On my old 280x (s) that I used for mining I had to insert some figures into the config file to gain control but have been unable to find the same data for this particular card.

EDIT : lol...just found out about the control/F key function to access the speed/voltage graph that is adjustable...never knew about that before :)
 
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How did you unlock voltage control in afterburner? Cant seem to control the Zotac 2070s voltage with afterburner and other apps only offer an increase rather than decrease in voltage :(

On my old 280x (s) that I used for mining I had to insert some figures into the config file to gain control but have been unable to find the same data for this particular card.

Go to settings, general, general properties (3rd green box down) should be a tick there with voltage contol.

May need latest afterburner also.
 
Voltage increases don’t work too well with GPU boost 4.0 unless you’re under water. With clocks dropping 15mhz every 5c increase it means you can achieve similar clock speeds with a significant undervolt using the graph/curve method.
 
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