Quote Originally Posted by macci
You might also want to try this:
-enable crossfire mode
-open taskmanager (crtl+alt+del) and close the two Ati2evxx.exe services
-Use ATITool Beta 10 and set you fan speeds and voltages and clockspeeds for each card (7100 is slave, 7109 is master)

Let me know how this works
Will disableing those services allow extreme cooling? I am still torn between ATI and Nvidia I really would rather run ati but at the same time would like to do so -80c or colder.