Hello all, I have an Asus motherboard P5Ld2 with Intel socket 775 3.0 hypertreading,3 Gb of ram, 2 Sata hard drive, Asus EN6600 256Mb videocard.standard intel cpu fan with 3 case fan. My temperature for the board is average 38 degrees C and for my cpu between 50 degrees to 70 degrees.Is this normal? Lately i noticed that my computer was extremely slow at times.Should i buy a better cpu fan? If so, any suggestion? Thank you for answering.