I5 2500k idle temps high?

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hedshotx

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Jan 30, 2012
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Hello! Today I built a new computer with an i5 2500k and a cooler master 212+ on an asrock z68 extreme3 gen3 and I was wondering if my temps looked high to you guys. I haven't installed an OS or updated BIOS or anything, just went to BIOS to make sure temps were okay etc. My cpu is showing about 40C hovering, while the mobo is showing about 32C. Are these high to you guys? I may have been a bit skimpy with the thermal compound that was in the 212+, just because I'm afraid I'll put too much on and insulate the chip. Can you guys offer some assistance?

Secondly, should I try to update the BIOS first or install Win7 first?

Lastly, while putting the load plate back in place and locking the cpu into the socket, not only was there a decent amount of pressure I had to exert, but also there was a very faint squeal. I stopped and check it out, and the load plate was rubbing the lower part of the cpu (metal part that doesn't touch the heatsink), and it even left a very small mark/indentation. I looked up if anyone had this issue and couldn't find anyone, so I just assumed that is what the load plate did, and since it wasn't pressing against the heatsink that touches the coolermaster, that it was alright. There was literally nothing else I could do. I double checked that the cpu was all the way down and in the right position. It was. Made sure nothing was interfering. All clear. Should I not have proceeded? The system booted fine and everything, am I just being paranoid? 200$ chips are expensive to me!
 


you will have a much better time getting temps to compare if you use prime 96( http://www.softpedia.com/progDownload/Prime95-Download-76537.html ). run the exe then click just stress testing then blend then ok.

that is what everyone normally uses to get max temps. i say that because ive never really seen that large of a temp variance between cores.
 


10*c is normal? ive never seen more then 3-4*c
 
I don't know much about this, but to me it kind of makes sense to have that variation in the Linx tool. Realtemp gave me idle temps of 28,26,35,31 at about 10%load, so if I have a 9C difference before using Linx, shouldn't I have a 9C difference while using it?

Or are you saying the 9C difference even while idle is strange?
 


it really sounds like to me above one of your cores theres an air pocket or something is wrong with the contact between the chip and the cooler. i could be wrong this could be a common thing ive just never seen it.
 
Running Prime95 atm, a bit over 10 minutes into it and the temps are basically the same: 46,47,55,50C. Still a 9C difference. I'm gonna run for about 20-30 minutes and if temps stay the same I'm gonna turn off prime.

Is the 8-9C difference between the cores okay by anyone? Or is cbrunnem right about the air pocket / lack of contact? Idk how I got an air pocket by using the rice grain thermal method though, and honestly after two times of unmounting to the case, unmounting the heatsink, remounting both, I really do not want to go in and dig it all out again :/. I know it sounds lazy, but I've had this new system for about 3 days now and all I've done is monitor temps and install drivers 🙁.

Are these temperatures okay to use and stable? Even if there is a somewhat variation between the core temps?

Also a random thought, but maybe that lone high core temp was why the BIOS temp reading was 40C? Idk, just a thought.

Check this thread I found as well. Seems there are some other people experiencing similar things. My 9C is still a couple degrees more, but it seems that some people do see this with their cores as well. http://www.overclock.net/t/1199487/temp-differences-between-cores-i5-2500k

Help me out please! If everything is fine I would rather stop reapplying things and finally get to stop and start using my computer.
 
Don't worry about the difference – I've got 8 C right now at idle. I doubt it is anything to worry about, especially seeing the temps are low enough to begin with. Just stick with that, and only bother trying to fix a possible non-issue if you actually have a problem.
 
Haha, the first thing that popped into mind while reading your post PreferLinux, was the good ol saying, "If it ain't broke, don't fix it". I don't mind living by that 😛. Ended up going and doing something else while Prime95 ran, letting it finish off an hour and then I'm turning it off. So far max temps are still 46,47,55,50.
 
Also, just an afterthought, I took a screenshot and forgot to paste it before I wrote over it 😛, but during the tests the typical temps were about 45,43,55,49 (approx.). Can't totally remember, I wish I had the screenshot haha. On full load the discrepancy between temps was anywhere between 8-12 since they fluctuated every so often. This is still okay you think? A 12C difference on full load as compared to a 9C idle load difference? Since they are a little warmer than each other, this won't impact my CPU or hurt it will it?
 
No, that won't be anything like the difference there would be if you loaded one core and let the rest idle, so I don't think it will be a problem. The only reason to worry about a variation is it can be an indication of the cooler not being seated properly (including issues with the thermal interface material), but in this case I doubt it is related.
 
Hello! It's been a while since posting here. I didn't want to close the thread immediately because I wanted to break in the pc and make sure everything ran well.

For the most part, my temps have remained the same. I live by the beach and the weather around here this time of year ranges from 50-80 degrees every other day which may account for a little bit of a fluctuation. Normally My temps read around 29,27,35,31 for the 4 cores, but sometimes they do avg out around 30,30, 39,34 on some days. Maybe it is just warmer those days. Not entirely sure. My room temperature fluctuates anywhere from 70-76 degrees 🙁.

I took a screenshot of RealTemp after playing Battlefield 3 for a few hours with everything just about on ultra except for AA of course. Take a look at it and let me know what you guys think, if it is okay. I haven't touched overclocking for the CPU at all yet, not even that turboboost thing which I don't even know how to do. GPU is overclocked a little, but I don't think that would stress the CPU any.

http://imgur.com/7JHUa

So as the screencap shows, my max temps while playing bf3 for a while today were 44,45,53,48. From memory though, a lot of times the cores get to about 47,48,55,50 as the avg/max while playing. How do these temperatures also sound to you guys?

Thanks for the input.
 


:hello: Being slightly cautious/paranoid is a good thing. You did well! I remember my first time, scared to death describes it best. After a few times, it's nbd. There are plenty of -youtube-video's on the subject of -applying thermal-compound.
 



Buy another fan the same kind as the fan that came with CM 212 hyper plus and make sure tha the orientation(Direction) of the fans is push and pull. It should be pushing the hot air away at the rear fan of the PC case. Also notice that there is an arrow sign in one of the edges of the CPU Cooler Fan( CM 212 hyper plus) they should be in one direction. What is the name brand of the PC case anyway?
 
@cbu running, what is the typical ratio for mhz : temperature raised when overclocking this chip? (if you know of course). If I could keep it under 60 it would be lovely as I try to err on the VERY SAFE side of things.

@aqe040466 I have a rosewill challenger U3. It comes with a front bottom fan, top fan, and a back fan. To be honest I don't know if I would even have enough space in there for another cpu fan stacked on top of the hyper plus o.o