Quote:
Originally Posted by alanbjames
Right guys, i switched on my PC this morning and bang the PSU blew. Since the company i bought it from no longer exists i took the PC to a local dealer and the PSU that was in my system was just an unbranded 450watt. The PSU that he fitted for me at the shop within 15 minutes is this one... http://www.eclipsecomputers.com/prod...ode=PSE-85085P I was charged £50 which i think is a fare price since he also tested the PC to make sure all was ok and the PSU that blew hadn't damaged anything. Is the PSU he fitted ok?
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£50 for such a PSU is a rip off however £50 including labour to fit it is a good price, lots of places charge £70+ just to look at the machine.
As for the quality of the PSU it's just another no-name overrated generic PSU. It's not going to be any better or worse than your old one, except possibly wasting more power since it's excessively over-powered for your machine (though that depends how crap your old one was, which if it's randomly blown itself up, is probably pretty crap)
---------- Post added at 19:09 ---------- Previous post was at 19:02 ----------
Quote:
Originally Posted by alanbjames
My PC is used mainly for internet\email + Photography work and video editing. I have a 990fxa chipset board and an AMD8320 8 core Processor my video card is a R7 260x 1GB DDR5 OC.
They guy at the shop told me it may have been caused by overloading the old 450watt by plugging in USB devices and it just decided to give up.
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Highly unlikely, given USB devices can use a
maximum of 2.5 watts each, you'd need to plug in 100 of them to blow a decent 450w power supply.
Your system should use a maximum of around 200watts if you're not gaming and up to a maximum of 300-350w with both the graphics card and CPU at 100% load - that's the entire system power from the wall including all other components and PSU inefficiency losses.
Much more likely it was just a dud power supply. Plenty of cheap power supplies cannot supply their rated power and/or blow randomly at even 1/10th of it due to dodgy/faulty components, nothing to do with load or USB devices. A high quality 450w PSU would power your entire system times two without blowing.