Originally Posted by The Nemesis
Thanks, I originally had tref set to auto & it wouldn't boot with 9/10 I then played with different tref settings & still no go. Eventually I dropped to the 5/6 divider and it booted fine. I was on 3684 @ that time so I left it there. I've since then went back and tried every tref setting availabe and the system still will not boot using 9/10. It got into windows & crashed using one once, but never got into windows on all the others. I'm back on the 5/6 divdier and am still very happy & thanks for you help. I'll probably just swap my 170 over since no divider will be necessary to run 2.8ghz. These stick ran up to 285mhz 1:1.