Bad Temps / Issues with H80i at Stock

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3 Jun 2013
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Yeah, another one of these threads...

Basically I built my first full computer a couple of days ago. While the build itself went pretty well and seemed to be running quite well, I have discovered a couple of heat issues with my GPU and CPU.

GPU issues (and system specifications) can be found here for those interested: http://forums.overclockers.co.uk/showthread.php?p=24579855#post24579855

Basically I'm running a 4670k at stock with a H80i. I had a couple of issues with connecting the fans the wrong way around (I've left it like that at the moment, don't worry, they're both blowing in one direction [into my case]) and the backplate being a bit loose before attaching the CPU block.

I've been getting reasonably high temps for stock clock at both idle and under gaming load and I want to diagnose these problems now before I attempt overclocking once I pick up my Noctua NF-F12's.

I want to say now that I have been running the stock fans at either the quiet or balanced profiles because of how loud they are so I wasn't expecting massively amazing temps.

I've been averaging around 40-49 average CPU temp at idle (taking with HWMonitor) and hit high 60s playing Witcher 2 last night. Those temps don't seem that bad.

I have been having a couple of problems with elements of my cooling setup however, and I'm going to list them and hope one of you smart gentlemen can assist me in resolving them! :)

1) When installing my h80i backplate, I set up the notches on the backplate for 115x, slotted it into the holes on my motherboard and screwed in the stand-off things (not sure what you actually call them) that you secure the CPU block to with the thumbscrews.

After screwing in the stand-off's into the backplate, the backplate itself still seemed a little loose, there was maybe 0.5-1mm gap between the stand-off's and the backplate itself, causing the looseness.

Now, I don't know if this is a problem, because after attaching the CPU block itself it seemed to tighten up well and seems very secure now. I was / am still a little cautious however, as I know how important getting a good seat of the CPU block to the CPU is for thermal transfer, and ultimately temps.

2) Using Corsair link 2.0 I looked into configuring my fan speed settings (massive negative points for corsair not including PWM fans as standard btw, I could do with the performance setting for games, and the quiet for desktop!) and noticed that my h80i temperature was around 27 degrees, despite my CPU temps being around 40 degrees. Is this a sign that my h80i is not transferring heat correctly from the CPU to the Radiator?

3) This one is more to do with my CPU itself. I have been getting suspiciously high desktop / browsing temps (my average is around 45 degrees on my cores at the moment, with only Chrome and CPU-Z open) so I checked to see what load / clock speed my CPU was running at.

At the moment, my CPU seems to be varying between 0-2% load, but CPU-Z is showing my CPU sticking to 3800Mhz (my CPU's 'load' clock). Obviously it should not be clocked at load considering there is no load on my CPU at the moment - what could be causing this?

Yesterday I was checking my CPU quite a bit and it was correctly down clocking to I think it was 800Mhz on the desktop with the occasional jump to 3400Mhz when installing Windows updates / having tons of tabs open in chrome, but never to 3800Mhz.

I haven't tampered with anything CPU related in my BIOS and everything should be at stock settings (not fixed it at a manual 3800Mhz). The only thing I have changed in my BIOS is setting my memory to it's XMP profile (Corsair Vengeance Pro, 2133Mhz, 8GB kit). Surely that won't force my CPU to clock to boost on the desktop would it?

Thanks for any help anyone is able to give me!
 
I've been averaging around 40-49 average CPU temp at idle (taking with HWMonitor) and hit high 60s playing Witcher 2 last night. Those temps don't seem that bad.

They are actually quite high for an idle temp. What about in Corsair Link Software, what temps are you getting when system in on idle?

Now, I don't know if this is a problem, because after attaching the CPU block itself it seemed to tighten up well and seems very secure now. I was / am still a little cautious however, as I know how important getting a good seat of the CPU block to the CPU is for thermal transfer, and ultimately temps.

This is correct, at first there will be some play when you put the stand offs but once you have all 4 thumbscrews tightened, the bracket will pull the back plate against the back of the motherboard securing the pump on top of the CPU.

2) Using Corsair link 2.0 I looked into configuring my fan speed settings (massive negative points for corsair not including PWM fans as standard btw, I could do with the performance setting for games, and the quiet for desktop!) and noticed that my h80i temperature was around 27 degrees, despite my CPU temps being around 40 degrees. Is this a sign that my h80i is not transferring heat correctly from the CPU to the Radiator?

I would suggest that you install the latest version of Corsair Link. Uninstall the old version and do a clean install of this version, 2.4.4948

There are couple of things that I'd check to make sure that the cooler is working properly or installed correctly. Check the pump's speed in the BIOS or Corsair Link software, make sure its running around 2200rpm. Check the contact between the cold plate of the cooler and the CPU, poor contact can cause high temps on idle and load. If your pump is running within spec, I'd simply re seat the pump on the CPU, just to be sure that its properly seated. Your temps are not extremely high BUT they are quite above our expected range.
 
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