when I run benchmark the test completes
when I run the stress test it crashes and reboots
AI probe 2 captures this message in the alert log
[10/11/2015 at 06:36 pm] CPU/NB 15.872 Abnormal
[10/11/2015 at 06:36 pm] DRAM 0.000 Abnormal
[10/11/2015 at 06:36 pm] CHA_FAN1 9 Abnormal
[10/11/2015 at 06:36 pm] CPU/NB 1.171 Normal
[10/11/2015 at 06:36 pm] DRAM 1.501 Normal
[10/11/2015 at 06:36 pm] CHA_FAN1 1899 Normal
any ideas what might cause this?