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***Official Ivybridge Overclock Thread***

:eek: I'm at 4.6 with identical temps to you.....but only 1.05 Gflops! I'm not being throttled (Max temps 80/88/84/85) and I pass 10 iterations using the same settings as you - but somehow I'm slower :(

when i ran it, it was pretty much the only thing i had open.... i ran it again with come chrome windows open and mumble etc etc and i got less gigaflops... guessing because it took a little longer to compute as there were other processes.. so the power rating for IBT would have been reduced as it's resources were slightly reduced... so don't worry :)
 
Half hour blend on P95.
Looking through this thread though, i should download IBT...seems it's harsher/better for testing.

HWmonitor for temps as well, instead of RealTemp, don't know what one is better.

I use realtemp + hwmonitor both give about the same temp results all the time. Use P95 (make sure to have Win7 Sp1 installed so you have use of AVX) and try IBT as well.
 
I use realtemp + hwmonitor both give about the same temp results all the time. Use P95 (make sure to have Win7 Sp1 installed so you have use of AVX) and try IBT as well.

Holy cow BATMAN!

Dunno if it's the weather, but highest temp was 104c...i canceled IBT before it even finished one run - LOL!

Checked on P95 for a comparison, 86c was highest temp (literally 5 mins though.) It's 27c in my room atm, and was only 15c when i tested it last night.

I'm gonna pull the voltages down, see if that helps :L
 
Holy cow BATMAN!

Dunno if it's the weather, but highest temp was 104c...i canceled IBT before it even finished one run - LOL!

Checked on P95 for a comparison, 86c was highest temp (literally 5 mins though.) It's 27c in my room atm, and was only 15c when i tested it last night.

I'm gonna pull the voltages down, see if that helps :L

LOL my IBT gives the same heat as my P95 using AVX ^.^
 
With just these three steps from bios.

Ai Overclock Tuner X.M.P
Ratio Limit 47
CPU Manual Voltage 1.275

ibt47.png
 
Thats a pretty impressive chip Zpaf. Mine does 46 with those volts but a bit more tweaking. You sure you hacven't changed LLC or internal PLL overvoltage?

47 requires over 1.32v.
 
Getting any WHEA errors in Event Viewer with that overclock?

Whats these WHEA errors

Thats a pretty impressive chip Zpaf. Mine does 46 with those volts but a bit more tweaking. You sure you hacven't changed LLC or internal PLL overvoltage?

47 requires over 1.32v.

No just these settings all the others at defaults on my gene.
If you can help me with tweaking I will appreciate it.
 
Whats these WHEA errors



No just these settings all the others at defaults on my gene.
If you can help me with tweaking I will appreciate it.

Sure. Depends what temps you're happy with as I suspect that may be a 4.9/5Ghz CPU you have if you don't mind going to mid 80's (in prime95 as I wouldn't run IBT myself due to it's excessive temps for some reason).
 
Wierdly Ive found IBT to give lower temps than P95 small ffts and also requires less voltage although IBT does tend to have little temps spikes every once in a while. I'm dropping back to 4.6ghz by the way for an everyday OC its not the temps holding me back its just the amount of voltz nagging away at me in the back of my mind!

Cotti.
 
IBT uses a different method of stress testing compared to prime. prime continuesly uses AVX commands in different sizes (constant temprature) IBT uses another method but I can't remember what.
 
Thats very strange as IBT has consistenly been about 10c higher than prime on all Intel CPU's I can recall for atleast the past 4 or 5 years.

My IBT and Prime95 (using AVX's) both give the same sort of temps. Which I found quite weird as well but maybe IBT just doesn't give off as much heat as it use to?
 
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