how long should i run mem test and prime 95 to check for stablilty i gave up on memtest after a little over an hour with 0 errors and have had prime running for abotu 2 hrs at this speed (ran for 6 earlier at this speed) im at 290fsb with a 5/4 divider boots fine at 300 fsb with a 3/2 have not tried a 5/4 gonna go try 300 and run mem test for another hr and prime for 2 more after that and if it runs at that thats where it will stay