Ok .. on last sunday I got a new hardware : 
  Intel P4 3.0 2MB Cache, 64bit, HT, 800FSB .. 
  Asus P5LD2-VM (Chipset 945G, Bios 0128) Socket 775A 
  2x Infineon 512MB DDR2 533Mhz 
  (Runnin' Win XP Pro SP2 - x32bit)    
  my problem is .. 
  my CPU temp. are very HIGH ! 
  when I check in the bios it says it has 65c-75c .. on the windows its 45c-65c when .. idle .. (just firefox, maybe emule are runnin') 
  my Motherboard temp. is 35-37 which is .. normal, I think .. 
  Ive got a Spire  CoolWave III fan on my CPU .. 
  Ive got 2 generic fans in the back of the case takin air out .. 
  1 generic fan in front of the case takin air in .. and 1 Thermaltake Volcano +7 takin air inside (it has 3 speed settings and has controller for them ...) 
  1 generic fan on the side of the case on the door, takin air in ... 
  and I think that my PSU has 2 fans ...    
  can some1 please help me ?    
  CPU FAN : 
http://www.spire-coolers.com/fcc.asp?ProdID=231   My old pc cpu fan : 
http://www.overclockersclub.com/reviews/volcano7plus.php