Is my CPU/AIO running to hot ?

Bububear

Honorable
Aug 18, 2014
23
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10,510
So i have an AMD FX8320 overclocked to 4.2 with almost stock voltage. It runs very well and i have no problems with it. My only question is related to the CPU temps. At idle the cpu has around 42 Celsius and the AIO is at 37ish. My cooling is a h110iGT. While gaming if i set it on performance ( both fans go over 2200 RPM) the cpu tops at around 56 Celsius and the AIO doesn't go over 45. While i know that the temps i'm getting are good i saw that most people have a larger difference between the CPU temp and the liquid from the AIO (for thexample the AIO stays at around 36-38 while the cpu goes over 50). I'm thinking that this might indicate a good heat exchange but also a problem in the AIO. This picture was taken after 40-50 min of BF1 at the end of the map while the AIO was set to quiet (the 2 fans run at around 1200 RPM). Should i be worried about the small difference in temp between the CPU and the liquid ? (when i say the CPU temp i refer to temp 2 in the picture from the motherboard category witch is the highest one and the liquid temp is the one from the h110igt category). Alos my ambient temperatures ar 25 Celsius at least so most of the time they are 25+ . If anyone has any experience with this or has any suggestions i would appreciate it. Thanks. The AIO is like 1.5 years old and i just don't want to damage it.
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Solution
firstly it will be normal with any radiator system that the temperature at the radiator be cooler than at the heatsink, if it was not I would be worried about the AIO being on its way out. like a car hot engine, cooler at radiator.. same thing here, cooler by a lot is great news, means your fan are working very well, your radiator is not clogged and the fins are not buried in dust preventing heat exchange to be done efficiently. it all means cooler coolant returning to the AIO pump permitting to draw even more heat form heatsink.

looks good to me.

if you have 2 fans on a 120mm radiator you will get bigger difference in hot/cold than a radiator mounted with a single fan, and the same applies for the 24mm radiators.
firstly it will be normal with any radiator system that the temperature at the radiator be cooler than at the heatsink, if it was not I would be worried about the AIO being on its way out. like a car hot engine, cooler at radiator.. same thing here, cooler by a lot is great news, means your fan are working very well, your radiator is not clogged and the fins are not buried in dust preventing heat exchange to be done efficiently. it all means cooler coolant returning to the AIO pump permitting to draw even more heat form heatsink.

looks good to me.

if you have 2 fans on a 120mm radiator you will get bigger difference in hot/cold than a radiator mounted with a single fan, and the same applies for the 24mm radiators.
 
Solution
Rule of thumb really is idle 20-45C is fine, load 45-75C and everything over than that needs looking at.

I have tried overclocking with my i7 6800K (six core from 3.6ghz to 4.0ghz across all cores) only saw a small boost, didnt really see the point as my temps were 10C higher and games only got a few more frames which i didn't really need and fans were loud. While idle i run all my fans 700rpm and under load CPU cooler goes to 1000rpm-ish but as its a Be Quiet cooler its dead quiet.