Is this bad for my CPU? :/

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Ok so I left my computer on overnight to download a program, and it seems to have restarted itself. On reboot it started up the program Prime95 and ran some tests. I've just woke up only to find out my CPU has been @ about 70c for the last 3-5 hours!

This made me cry inside a little bit, should I be worried at all!? :O

It's an i5 2500k 3.3GHz OC'd to 4.3GHz.

Any response would be great.

Thanks in advance.
 
Your temps will be high while you're stress testing, I wouldn't advise walking away from the pc for too long though, check now and to make sure everythings ok.

70c is with in the intels limit, if you want to try and reduce temps you could try remounting the cooler and look maybe your voltages too, try lowering as much as possible.

Could a windows update have rebooted the pc?
 
Buy a new cooler.

As said the temps are ok but that clock is not high.

Could do with some more info. What cooler and what volts any other fans in case and what case
 
Ok so I left my computer on overnight to download a program, and it seems to have restarted itself. On reboot it started up the program Prime95 and ran some tests. I've just woke up only to find out my CPU has been @ about 70c for the last 3-5 hours!

This made me cry inside a little bit, should I be worried at all!? :O

It's an i5 2500k 3.3GHz OC'd to 4.3GHz.

Any response would be great.

Thanks in advance.

Left my PC (x64 Win 7 Pro) on last night downloading and it restarted due to an update.
 
Indeed.....some people leave their PC's running Prime for 24 hours and the proccessor will sit at 70c + for that period.....not a problemo....had it been sitting round 90c + then you might have knocked a few months of life out of it.
 
On reboot it started up the program Prime95 and ran some tests.

Yes, a windows update could (and probably would) cause the computer to reboot... however I can't see why it would decide to load prime95 and stress test itself though

Sounds like a case of "I wanted to stress it overnight, now I'm ****ting myself in case I've caused it any grief"

;)

As others have said though, 70c is fine for prime - I'd worry if it was 70c on idle lol
 
Yes, a windows update could (and probably would) cause the computer to reboot... however I can't see why it would decide to load prime95 and stress test itself though

Sounds like a case of "I wanted to stress it overnight, now I'm ****ting myself in case I've caused it any grief"

;)

As others have said though, 70c is fine for prime - I'd worry if it was 70c on idle lol

Exactly, haha. I didn't actually plan on stressing it, I looked at Prime95 and it didn't do anything I thought it might (I was looking for a CPU monitor).

So waking up to see my processor at 100% Usage and 70c not knowing what the **** was making it do that was rather scary, but I found it in the tray doing some tests, so I immediately turned it off.

Is there any sort of constant CPU monitoring software available?
 
When you say CPU monitoring? You mean temps? if so then Realtemp or Coretemp and if you mean usage then Hexagora performance measure is ok.
 
It had to happen eventually. The Sandybridge CPUs are so powerful they've become sentient. It was attempting to burn your house down whilst you slept. :p 70 degrees is perfectly fine under Prime95, but I don't buy that it started the application AND initiated a test by itself. :confused:
 
download Open Hardware Monitor

It's a really useful program that monitors just about everything on the computer :)

You have to manually tell it what sensors to monitor in the gadget, but once you've done that (and you can custom-name them so that "temp 2" reads a more meaningful "core 2 temp") it's a brilliant program :)

Takes up nearly no resources either (less than prime anyway LOL)
 
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