Hardware failure?

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17 Jul 2010
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Morecambe
i7 930 (OC to 3.8GHz)
ASUS P6X58D Premium
6GB GEIL DDR3-1600
RADEON 4870HD 512MB
2 x 1TB Caviar Black in Intel Matrix RAID 0 & 1
2 x 500GB Hitatchi


I put together the above a few months ago and all was running well up until about 2 months ago when I started getting random reboots.

The frequency of the reboots has gradually increased and mainly occur in games but does occasionally occur at the desktop.

The trouble is the frequency is so damn random it could occur twice in 5 minutes then not occur for a couple of days.

Theres no BSOD or anything in windows log and it appears to me to be the motherboard/cpu or PSU detecting something wrong and causing it.

How can I nail this down?

Any help appreciated.
 
Also you tested the overclock since to see if its degraded?

Prime, linx, ibt, occt would all do good, be good to run memtest as well.

Would like to know PSU model as well
 
Also you tested the overclock since to see if its degraded?

Prime, linx, ibt, occt would all do good, be good to run memtest as well.

Would like to know PSU model as well

Originally passed all those tests and worked well for about 2 months. I upped the voltages slightly to compensate and it appeared to make zero difference.

Memtest passes no problem, the other you mention tests work fine until they reboot it at random. Its always a reset ie Prime, etc never fail or crash out or error in anyway its always a reset before this can happen.

There is no crash or other windows problem, I'm almost certain its mb/cpu/psu related.

ie motherboard is thinking its seeing something "dangerous" and reseting, PSU is shorting, over/undervolting something or perhaps the CPU is dying?
 
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Have you tried to run at stock to see if it still happens?
If it does you can rule out your OC.

It does sound like a psu problem to me but is there anyway you could borrow one to test on your rig to rule that out.
 
Have you tried to run at stock to see if it still happens?
If it does you can rule out your OC.

It does sound like a psu problem to me but is there anyway you could borrow one to test on your rig to rule that out.

I've not tried it at stock, but have tried downclocking it and disconnecting the 2 non-RAID HDD but made no difference. Maybe time to try stock I suppose.

Thanks for possibly confirming the PSU may be the culprit, p.s. I've not had a PSU possibly fail like this before and I've been building machines and OC them for over 15 years. Only PSU failures I've had in the past have been a couple of total failures which went with a very loud bang.

The only high enough rated PSU I have is a very noisy unused 700W "STORM" PSU somewhere (bought by a family friend cause it has a watt meter built in!). Only trouble is its marginally bigger than most PSU and will be a b**ch to fit.

I'll try both stock speeds and swapping the PSU out and get back to this thread. Thanks.
 
Well finally (I hope) nailed it down to the PSU, swapped it for the other spare 700W and havent had a reboot yet. Although the reboots were extremely erratic hopefully this has done the trick!

Thanks.
 
Sounds good dude, best of luck :)

I too only had (one touch wood) go bang, did it in a cloud of smoke yet still worked for 2 weeks before finally gave out completely!
 
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