P4 CPU Temperature

Hi,

I would like to ask what is the normal operating temperature of Pentium 4 2.4Ghz? i am getting around 47 to 52+ celcius after playing Game for less than 3 hours.

My computer specs below:

Intel P4 2.4B Ghz
GiGabyte GA-8IGX
256 DDR PC2100
Intel 845G Intergrated Graphic card
2 chasis fans
80GB (JJ) Western Digital Hard drive