CPU overheat when rendering in 3dmax

Please help naman kasi nag re render ako ng 3d animation text animation mga 50frames lang naman

with lightings ung sa

http://www.videocopilot.net/tutorials/soft_shadows_3dmax/

na tutorial

after few seconds ng pag rerender tumaas ung temp ng pc ko upto 80-90 from 40c

windows 7 and 3dsmax 2010 gamit ko.

specs ko is..

windows7ultimate 64bit
q8200 core2quad
4gigram
1terrabyte ng HD
9600gt nvidia x 2
GA-ep45-ud3p na motherboard gigabyte

baka may tips kayo sa pag rerender sa 3d studio max sumasagad kasi ung CPU usage ko pag ni rerender ko to as "VIDEO" .AVI