Asus P5K WS - Manual (Page 93)

ASUS P5K WS 4-31
Chassis Target Temperature [37ºC]
The CPU fan speed will be adjusted to maintain the CPU temperature as low as
the selected temperature.
Configuration options: [28ºC] [31ºC] [34ºC] [37ºC] [40ºC] [43ºC] [46ºC] [28ºC] [31ºC] [34ºC] [37ºC] [40ºC] [43ºC] [46ºC]
Power Fan Speed (RPM) [xxxxRPM] or [Ignored] / [N/A]
The onboard hardware monitor automatically detects and displays the power
fan speed in rotations per minute (RPM). If the fan is not connected to the
motherboard, the field shows N/A.
Vcore Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
The onboard hardware monitor automatically detects the voltage output through
the onboard voltage regulators. Select [Ignored] if you do not want to detect this
item.