Arctic MX-4 application on 3750k...best way to apply?

I would say a pea is to big, try 'Petit poi' size.
Agreed

Pea size is far too much.
If you consider how large a pea is, you would need to use a whole tube.

You are right don't over think this.
Once the heatsink is clamped down it will spread out.
 
OP here...

On installing my new rig I had high temps with my 3750k, 41ish at idle so someone suggested i reseat my chip, clean off the TIM and reinstall.

Not tried that yet, but have taken off the cooler.
I've noticed the copper baseplate of my Noctua cooler has a small surface scratch on the copper...

Can this be whats affecting my temps..is this a factor?

*Had the same cooler on my previous install and my Q6600 had similar idle temps, but that was using years old Arctic Silver which was probably past its best.


Thanks.
 
OP here...

On installing my new rig I had high temps with my 3750k, 41ish at idle so someone suggested i reseat my chip, clean off the TIM and reinstall.

Not tried that yet, but have taken off the cooler.
I've noticed the copper baseplate of my Noctua cooler has a small surface scratch on the copper...

Can this be whats affecting my temps..is this a factor?

*Had the same cooler on my previous install and my Q6600 had similar idle temps, but that was using years old Arctic Silver which was probably past its best.


Thanks.


no, it's surface flatness that's important, a scratch is ok because the compound will fill this
 
So you're now assuming lapping? Even then it's a bad idea as 2 flat surfaces under pressure would do a much better job.

both surfaces are lapped flat and clamped tight too..... under Prime mine is running at 50 to 52c on 4.4 OC, when i say clamped tight i mean with a car socket wrench !!!!!

unfortunately i dont have the proof, it's on my new rig which is currently being rebuilt yet again, mind you; i have very good case cooling as well

web5.jpg


it doesn't look like that now, the intake fans are even closer and are twin 89 cfm.... the front cooler fan is also 89cfm, it's freezing cold inside even on the lowest fan speed, the top intake fan is only 5 inches away from the cooler and the lower one is only two inches away from the card
 
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yea sorry, if you dont have it lapped then you'll need slightly more paste, a grain of rice is about the right size.

it's very hard to get this right, i always worry about it and end up removing the cooler to check it.
 
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