View Full Version : Post your best stable UNDERvolt
thesis
23-05-2009, 08:57 PM
Lets see who's got the "greenest" of them all.
Screen shot of superpi 32M RUNNING (so you take the screenshot near the end of the calculation) and CPUZ (showing the voltage)
interesting....
Though how do we class the results
I.e. do we take the stock CPU speed and see how low we could go ? or something other
People will have differing..
CPU Speed
Duel core vs Quad (I.e. Differing power requirements)
So measuring Greenness won't exactly tally with Voltage
Like the idea though :thumbs:
Vigoro
23-05-2009, 09:09 PM
I suppose it would be for instance
I7 920 and then results for that
Q6600 and results
E5200 and results
etc.
erphy100
23-05-2009, 10:27 PM
Lets see who's got the "greenest" of them all.
Screen shot of superpi 32M RUNNING (so you take the screenshot near the end of the calculation) and CPUZ (showing the voltage)
Hi thesis,
Don't matter about superpi 32M beat this core speed.:)
http://forum.novatech.co.uk/picture.php?albumid=26&pictureid=180 http://forum.novatech.co.uk/picture.php?albumid=26&pictureid=188http://forum.novatech.co.uk/picture.php?albumid=32&pictureid=154
Vigoro
23-05-2009, 10:39 PM
Why the **** does it have a x3 multiplier :p
bob36
23-05-2009, 10:45 PM
I smell photoshop....
erphy100
23-05-2009, 10:45 PM
No think it's just a bug in the app, it only happened twice & I was quick enough to get some screenies.
erphy.:)
erphy100
23-05-2009, 10:48 PM
I smell photoshop....
No chance.
bob36
23-05-2009, 10:50 PM
Nice. I've tried down clocking my Phenom BE, which can go to a x5 multiplier and reference clock of 190mhz which would give a speed of 950mhz. Will post a screeny later. (I'm not on my desktop at the moment)
Callidus
23-05-2009, 11:13 PM
Here's mine
my i7 920 @ 2.8 ghz
1.0v in bios
Wprime 32m stable
http://i312.photobucket.com/albums/ll326/spongebob_squarebits/uv2.png
http://i312.photobucket.com/albums/ll326/spongebob_squarebits/uv1.png
Cal
TheDoors
23-05-2009, 11:26 PM
HOLY **** Cal,
That's awesome!
What is the VID on that chip?
I've been trying to get the lowest V's on my e7200 to save on leccy. So far 1.088 is the lowest stable I've got, but the VID is 1.2 so not expecting much lower.
Callidus
23-05-2009, 11:48 PM
Hi mate,
not sure on the vid tbh, can't be bothered digging the box out at this hour and no app's I've tried will show me the vid. pretty sure it's around 1.2 - 1.3v
just done a run at 3.0Ghz as below, again wprime 32m stable
** edit forgot to mention bios set to 1.10v **
http://i312.photobucket.com/albums/ll326/spongebob_squarebits/uv3.png
Cal
TheDoors
24-05-2009, 12:07 AM
*Stands back in envy*
Considering a stock i7 destroys my OC'd e7200, the fact that you can achieve a 3GHz OC undervolted. My eyes are green :D
I'm impressed mate.
Callidus
24-05-2009, 12:18 AM
Cheers fella
just run a quick 5 hit session of IBT and my highest temp was 57deg's lol now I'm curious as to what I can get 3.2 at, could be a late night tinker session.
thesis
24-05-2009, 06:09 AM
That's what we want to see. Well done Callidus for taking the time to post more than just a CPUZ screenshot (snapshot).
Again although it would be interesting to see some extreme "low" CPUZ voltages, the aim is to show a stable (as much as 32M superpi can indicate) system.
TheDoors
24-05-2009, 12:53 PM
http://i40.tinypic.com/2e2ox0m.jpg
ViRuS2k
01-06-2009, 05:59 PM
Well here is what im at so far ;)
im going to try out 3.2 later.
http://img9.imageshack.us/img9/9861/i792030ghz093vcorestabl.jpg
0.93v @ 3.0 = 55c load
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