I'll post the figures for folks to see.

Hardware Monitoring : ITE IT8716F
Voltage CPU : 1.31 V
+3.3V Voltage : 3.26 V
+5V Voltage : 4.91 V
+12V Voltage : 12.46 V
VBAT : 3.09 V
Processor Fan : 10 rpm
Chassis Fan : 3110 rpm
Power/Aux Fan : 10 rpm
Processor Temperature : 84 °C
Mainboard Temperature : 41 °C
:
Processor : Thermal Diode
AMD Athlon 64 X2 (Core 1) : 60.8 °C
AMD Athlon 64 X2 (Core 2) : 63.8 °C
:
NVIDIA GeForce 7300 GT : nVidia Driver
GPU Temperature : 41 °C
GPU Fan : 100%

Do you have case fans?
One low in the front blowing in and one high, near the ps [power supply] blowing out?