Random reboots...

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Joined
7 Jan 2008
Posts
23
Hi everyone. Been checking the forums for a while but this is my first post!

I have recently built myself a new system which likes randomly rebooting during games (World of Warcraft & Rainbow Six: Vegas). The system doesn't bluescreen (I have disabled auto restart) and I have swapped the RAM and Gfx Card, Updated drivers and firmware and have still got the same fault. My next thought is that my PSU isn't quite up to the job. What dya think:

Hiper Modular 580w PSU:

AW9D Max
Q6600
8800GT Alphadog
2Gb Ballistix Tracer
2 x 250Gb SATA WD HDDs
1 DVD/RW
7.1 Sound (came with board)

Zalman Reserator 1 Plus (Cpu and Gfx card both run at about 50 under load)

I Have got an Enermax galaxy 850w on the way so hopefully this should crack it.

Any other suggestions would be more than welcome because this is going to drive my crazy!

JD
 
Thanks for the replies!

Heatsinked - Thanks for the suggestions but unfortunatly I have covered them all except for playing with the Ram timings. I did hear someone say that Ram should be running at about 2.1v which mine wasn't (mine was about 1.47 ish) could that cause a problem? I have been using ntune to monitor temps. Just wondering if anyone knew of a program to monitor power usage in windows?

RichBaines - My new PSU just arrived and I will let you know if that makes a difference :D

J
 
Thanks for getting back to me Heatsinked. The RAM is 2GB kit (1GBx2), Ballistix Tracer 240-pin DIMM (with LEDs), DDR2 PC2-6400 memory module.

I have a horrible feeling it might be because my RAM is running at too lower voltage. I think my board defaults RAM voltage to about 1.8v not 2.2v (I know - silly mistake).

I shall check it out when I get home - I also have an 850w PSU that Im gonna swap with my Hiper 580w. I'm hoping that one of these might fix it!

Thanks again for all your help! It is really appreciated!

J
 
Righty - Went home at lunch at checked the settings. RAM was at 5-5-5-15 so i changed it to 4-4-4-12 and change the voltage from 1.8v to 2.2v and so far my computer has stopped crashing :) (so far)

I have reached the conclusion that Heatsinked should be made King of the world and I should slap myself every time I use the computer untill I stop making silly mistakes.

Thanks again

J
 
I'm gonna hit the forums to see if I can repay the favour now. Im sure I must know something someone out there doesn't :rolleyes:

Thanks again Mr Sinked
 
The saga continues...

...since upping the RAM voltage to 2.2v the system runs much better and I can play a game for over an hour before it does exactly the same thing and reboots. I have upped the processor voltage a little and was wondering if its worth moving RAM voltage to say 2.25v?

I have also upgraded the 580w PSU to an 850w and the voltage is hardly fluctuating at all.

Did notice that the RAM timings don't want to stay stuck at 4-4-4-12 though. They seem to automatically reset to 4-6-6-12 (I think). Could this be causing problems?

J
 
I have been doing some reading around today and I have found out that some people have had success with 2.25v and set the timings to 5-5-5-15. If anybody thinks this is a bad idea please let me know before i toast my system :D

J
 
After coming to the conclusion that is probably my mobo which is letting me down (was a refurbished one from overclockers) Im thinking about the ASUS Striker Extreme.

Any good, bad or ugly experiences?

Would appreciate input :D

J
 
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