PSU making strange noises after attempted GPU overclock

Rafolks

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Apr 25, 2014
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While playing battlefield 4 I tried to overclock my GPU using AMD overdrive to see if I could get better FPS. Since I am completely new to overclock, I just slid the high performance GPU settings and the memory bar to the maximum. I pressed apply and a blue screen of death, or at least I would call it that, appeared and my computer rebooted.
When my computer rebooted the clock settings were back at default but just to be sure I restored all the GPU settings back to default. The thing is my PSU fans started making a louder noise when the computer is on than before the overclock. Also, when I turn my computer off I now hear a what I think are the fans slowing down and then a high squealing noise and finally no noise. These noises last about 5-10 seconds. Im pretty sure i didnt hear these noises before my stupid overclocking attempt.
My question is could I have damaged my PSU with my overclock attempt? Could I have damaged any other component of my computer such as the GPU? I mean the computer crashed right away so my first guess is that there wasnt enough time for any component to be damaged but I may be wrong.
As far as performance wise the comouter is running normally and bf4 is running just like before, basically i havent noticed any performance changes only the PSU is making strange noises which makes memthink something happened to it.

My system specs
Asus z87 plus motherboard (brand new)
Intel i7 4770 (brand new)
Sapphire r9 270x overclock with 4 gb (brand new)
2x4 gb ddr3 1333 mhz kingston RAM (brand new)
Seventeam 750 watts PSU (bought in 2008 approx)
Windows 7 64 bit

Sorry for the long message! Please offer advice and share knowledge on this issue if you can!
 

madcratebuilder

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May 10, 2013
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"Seventeam 750 watts PSU (bought in 2008 approx)"

Noise or not it's time for a new PSU. If you can trace the noise to the psu fan you could possible replace it. Messing around inside a psu is dangerous, high voltage can zap your arse.
 

Rafolks

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Apr 25, 2014
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Ganon11000 my computer is turning on normally and everything is functioning normally except for the PSU which I think is making a strange noise now. Granted it may just be me being paranoid and maybe I just hadnt noticed those noises, but do you know if using amd overdrive can actually damage your computer's hardware? I saw a video on youtube with a guy saying its perfectly safe to use amd overdrive but is it really? Also do you think the one second during which i pressed the ok button to overclock and the computer crashed was enough to damage the PSU?

By the way I would gladly buy a new PSU if I lived in the US but I live in Brazil and computer parts are heavily taxed here since most are imported, so they are a lot more expensive. The PSU you recommended costs, in Brazil, about double the price showed in the amazon link.
 

ganon11000

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Jul 21, 2012
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In simple overclocking is safe overvolting has its risks. To overclock successfully you need to up the speed a little bit, then see if it's stable. If it is stable up it again. Keep going till it fails. Once you find the fail point set the overclock 1-2 notches (10-20MHz) lower.
 

Rafolks

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Apr 25, 2014
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I didn't mess with voltages, amd overdrive doesn't even have that option, so I'm guessing I didn't damage my GPU. But I'm a bit you confused, on your first sentence you meant to say that overcloxking througn amd overdrive is safe and only changing voltages has risks? Anyways I think one failed overclock through overdrive is not enough to have damaged the components in my computer aside from the strange noise from the PSU, I'm guessing a serious problem would have appeared by now if my GPU was damaged. I'll buy a new PSU once I have the chance.
 

ganon11000

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Jul 21, 2012
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AMD Overdrive will keep voltages safe. Manually setting voltages is risky. As I said, overclock in "baby steps" not "MAX POWER".
 

Rafolks

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Apr 25, 2014
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I'm going to buy a new one, is the one recommended above of good quality? Also I see some PSU that have the same watt capacity but are more expensive because they are modular what does that mean & is it a good deal to buy these more expensive ones that have the same watt capacity?

 


The term "Modular" means that you can select from a set of cables that are separate from the PSU. You plug in the cables which your system needs and store away those cables which your system does not need. It makes for a much neater installation with less "cable clutter".

It is up to you if you feel that this feature is worth paying extra for or not.

Yogi