Trust me you will need atleast 2 fans for good airflow over the chipset and the pwm circuits for any substantial 24 x 7 o/cing on c2d platform.Switch said:Welll watercooling is not only for over overclocking but for silent operations too... So i guess its okey to go for watercooling setup... Though a person who likes to updrage something or the other every three months its not such a good idea...