Is my CPU temperature normal?

bwen1

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May 28, 2015
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I just very recently built a desktop, just today actually. I have a FX 6300 and I am using the stock cooler. The first time I turned the computer on, I reached the set up screen and there I viewed my CPU temperature as around 57 degrees Celsius. I've read somewhere that the FX 6300 should not reach temperatures of over 60 and this concerns me because I'd imagine when I game the temperatures should go up and over 60. Is something defect or is it normal for CPU temperatures to be higher during the first setup. I will be getting an Cooler Master Hyper T4 soon so can you also give me some reviews on that cooler. Thanks! :D
 
Solution
This is easily explainable. If you boot into DOS, you will also see the temperature rise. Why? Because back in the days that DOS and BIOSes were first written, overheating was not really a problem, so there was no need to idle the CPU. (it is somewhat lazy because one would think that BIOS developers would be writing them properly these days, but I suppose that it is hard to justify re-writing the whole thing from scratch when they can just modify the existing one.)

What this means is that the BIOS (basically just a program), like programs running DOS mode, just runs in an infinite loop to accept user input. Again, this was not a problem way back when, but with more modern systems, it can cause the CPU to heat up unnecessarily.

If you...

Rhezner

Admirable
This is easily explainable. If you boot into DOS, you will also see the temperature rise. Why? Because back in the days that DOS and BIOSes were first written, overheating was not really a problem, so there was no need to idle the CPU. (it is somewhat lazy because one would think that BIOS developers would be writing them properly these days, but I suppose that it is hard to justify re-writing the whole thing from scratch when they can just modify the existing one.)

What this means is that the BIOS (basically just a program), like programs running DOS mode, just runs in an infinite loop to accept user input. Again, this was not a problem way back when, but with more modern systems, it can cause the CPU to heat up unnecessarily.

If you run DOS in a virtual machine, the CPU of the host system will shoot up to ~100% (at least for the core the VM is running on if there are more than one). That is why you are advised to run a little program called idle.com in your DOS VMs. It first came with VirtualPC, but has since spread for use by anyone using DOS in a VM. In fact, some even use it to keep their CPU idle while booting into actual DOS (though whether that works remains open to debate until someone can get around to disassembling it to see how it works—hmm, new project!)


- quoted from superuser.com
 
Solution

bwen1

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May 28, 2015
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Do you mean that after the set up and installation of an operating system the temperatures will go back to what is an acceptable idle temperature? Thanks for your answer. And I just realized that the after market cooler has a small packet of thermal grease inside and I had already ordered a tube of Cooler Master thermal paste. Would the small packet of thermal grease that came with my Hyper T4 be reliable, or should I wait for the one I ordered and use that instead.
 

CompuTronix

Intel Master
Moderator
Rhezner,

Respectfully, regardless of what you've read and quoted, you're not entirely up to speed on this topic. Don't feel bad, most folks aren't either, since this topic is generally very poorly understood. If you're not sure of your information, then research more thoroughly before you post.

Real Temp was developed for Intel processors only. It does not work on AMD processors.

bwen1,

Please read this Tom's Sticky: An Understanding of Temperature on AMD CPUs and APUs - http://www.tomshardware.com/faq/id-2122665/understanding-temperature-amd-cpus-apus.html

Use AMD Overdrive or Core Temp to monitor your processor temperatures.

CT :sol:
 

Rhezner

Admirable


what came with your cooler will work, but aftermarket thermal paste is usually better.

@ComppuTronix

Im pretty sure that the bios will basically put full voltage to the CPU when you are in the bios. correct me if i am wrong.