Is it normal for my CPU fan RPM to be quite a bit higher while web browsing?

TYTSoldier

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Jun 6, 2012
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I noticed that at least one of my computer fans would get quite a bit louder when loading web pages. I searched for a monitoring program and settled on HWiNFO64. It turns out that it was my CPU fan speed increasing making the noise. My CPU RPM is around 850-900 right now, but when I start loading five or six more web pages, it goes up to about 1520RPM. The CPU is an i7 6700k with a Cooler Master Hyper 212 EVO. Is this sort of RPM increase normal? If not, what should I do to fix it? I've never messed with fan speeds before. As far as I can tell, my other system fans are not increasing in RPM when I load web pages. Lastly, I should mention that I bought a replacement side 200mm fan since the cord for my Corsair fan broke. It came with a 3 pin connector and the only slot I had was for a 4 pin. Just wanted to mention that in case that could be causing any issues.
 
Well depending on what browser you're using and what you are viewing it can put some stress on the cpu-when that happens the cpu fan will increase in speed to help cool down the cpu. That is normal and most likely it is noticeable as the stock fan with the 212 evo is not exactly the quietest fan out there. Nothing to worry about unless you're seeing a drastic increase in temps as well.
 
as previous poster has stated, unless the temps are rising to unreasonable levels this is normal. however, you have a Hyper 212 Evo slapped onto a 6700K. Are you by any chance overclocking this chip? If so, how far of an overclock do you have both on the core and on the voltage? If running stock speeds then the only thing you should be worrying about is temps. If temps are bad along with the fan ramping up then you have a problem on your hands. Otherwise, the fan is doing it's job and there's nothing to worry about.
 


I haven't ever overclocked it, so it's just at stock speed unless I accidentally changed the settings somehow. I just took a look at the CPU temp, though, and notice core #0 jumped from 27 to 53 C and core #1 from 26 to 57 C when opening more websites.
 


I'm using Chrome. The temps went up from about 27-53 on Core #0 and 26 to 57 C on core #1.
 
That's perfectly normal. Intel Turbo Boost technology is pushing up the clock speed of the first two cores and lowering the rest to balance it in order to give you fast responsive performance in applications such as web browsing. Assuming you are also using the integrated graphics for the monitor then I'd say those temps are really good. If not those temps are still perfectly fine for when your CPU gets to be under load. In the case of using Chrome and opening up more than 5 tabs it'll end up requiring a bit of processing power and thusly your CPU usage along with clock speeds on the first two cores goes up resulting in more heat output for said cores which is why your fans kick in in order to keep the temps in check. if your temps were going up to over 70c then I would be worried, but they are not so you are fine. Unfortunately this means more noise from cooler. If you want quieter then you'll need to upgrade to better/quieter air cooler or an AIO.
 


It stays 53 for a little while, then the fan quiets down and it goes to 27C, although it now keeps jumping from 27 to 47C and various places in between with the web pages still open.
 


For my display, I'm using an Nvidia GPU.

 


Thanks for checking. I did apply thermal paste, but it's been about 18-19 months since I first installed it. I should also mention that I recently spent several hours playing the game For Honor and my CPU stayed around 43-46C. I asked about it here, and was told that is normal.
 
I'd say that the temps and the fan kicking in for the sudden rise in temps is normal for using Chrome with that many tabs being opened and maintained at once, because with Chrome it's almost the same as running a video game.

However, you can give using Firefox a try. I personally hate Chrome but have no choice but to use it on occasion. And with Firefox I never experience the high level of resource usage that Chrome forces upon me. Chrome will run up to 6 processes just for two tabs being opened at once and running an addon for the browser streaming service called Rabbit. I can only imagine the amount of processes that would have to be run with over 5 tabs with stuff in each one.
 


Interesting, I tried using FireFox and the temps did shoot up initially to 48 on Core 0 and 53 on Core 1 (a little lower than with Chrome), but then the temps stayed in the 20s to lower 30s after having the tabs open for awhile (and I opened up even more tabs this time). It appears to be less intensive on my CPU like you were saying. Thank you for your help.