Quote Originally Posted by gergregg View Post
Break it down to testing the ram and cpu separately.
Test with memtest and see if it the ram. Let it go to 1000% if you can. I've had errors show up at 500-600% and prime was failing after long periods.

http://hcidesign.com/memtest/
Ye ive got memtest86 on a boot CD, the ram passed in stock form./

Will have a crack @ that one overnight and see