PC Shuts Down During Game (Overheating?)

HowardandhisPC

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Oct 3, 2015
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Now I'm even MORE confused. After starting up the game and playing a little bit, the motherboard temperature I was worried about in the picture kept changing, up and down, but the max temperature didn't increase. The cpu and gpu temperature increased, but only to about 40 degrees C, which supposedly shouldn't be anything to worry about.
 

Karadjgne

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Cant tell from that pic. Problem resides in the fact that different mobo's use different addresses for different sensors, this stemming from different mobo's use different chipsets etc some of those sensors are looking for temps in the Southbridge chips, which no longer exist as they are now for pcie etc. So seeing 123° in some temps is normal. I have 1 sensor on my i5 pc that reads as - 250°,for example. Your best bet is to run a stress test on the cpu and gpu and watch the temps there using real temp or core temp as these will only show cpu related temps, not the various motherboard temps. Use msi kombuster to stress the gpu, you'll see onscreen the temps as reported by the gpu. Both these stress tests are far beyond what gaming will do to a cpu/gpu, so if they can handle these, then your problems lie elsewhere. You can also check in Windows, under admin tools / event viewer. It'll list any critical errors causing shutdowns.
 

HowardandhisPC

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AMD FX-6300 3.5GHz 6-Core Processor ASRock 980DE3/U3S3 ATX AM3+ Motherboard MSI Radeon R7 260X 2GB Video Card Corsair Builder 430W 80+ Bronze Certified ATX Power Supply Default case fan and default cpu fan :/
 

Karadjgne

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R7 260x recommended minimum psu is 450w. 430w is pushing it a little but shouldn't be a problem as the 260x generally requires @19a and the cx430 is pushing 26a on the 12v rail. Maxed out you shouldn't be using more than @350w or so,probably closer to 300w. That's assuming you are not oc'd on the cpu.

Run a stress test like OCCT, it has built in Temp readings and graphs, and run msi kombuster, both are free. Occt will automatically stop if temps hit 85° on the cpu, and kombuster will cap temps at 80°, so no worries about overheating. If you shutdown it should be recorded in Windows event viewer, it may not be temps at all, the CX series of psu are not the greatest, so it may be a psu problem, or if you've tried OC it may be a bios setting causing instability, or it could be a driver related issue. There isn't any clear cut answer to your issue, just time to start weeding out possibilities.
 

HowardandhisPC

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Now I am fairly sure it's the cpu. After running the OCCT test on my cpu, the computer SHUT DOWN before it even reached the 85 degree mark. What should I do, get a new cpu or a better fan? I don't really know, I'm fairly new to custom built PCs.
 

Karadjgne

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Go to Windows - start button - administrative tools - event viewer. What you are looking for is critical errors at the time you shut down. They'll be flagged red, so not hard to find. Chances are it was an NT Kernel 41 error, in which case it's 1 of 2 possible problems, either the psu can't deliver the power or its the motherboard is bad. Since this is a first time build, double checking every connection, from the 20+4 pin, 4(+4) pin auxiliary to the gpu pcie will be important. You must make sure every pin in those connectors is firmly seated. Cpus are almost bullet proof if installed correctly, almost never die unless abused, so it's highly doubtful it's the cpu or an overheat problem as the cpu didn't get that warm before shutting down.