Asus M3N-HD - Manual (Page 135)

ASUS M3N-HD/HDMI M3N-HD/HDMI 5-25
Other feature buttons
Click on right corner of the main window to open the monitor window.
Click on right corner of the expanded window to switch the temperature from
degrees Centigrade to degrees Fahrenheit.
Displays the CPU/
system temperature,
CPU/memory/PCIE
voltage, and CPU/
chassis fan speed
Displays the FSB/CPU
frequency