Generator Power Calculator Psu Like A Industrial Generator..need A Solution!?

Psu like a industrial generator..need a solution!? - generator power calculator

Hello there
I have a 550Watt power supply ez good news, but if I just bought as a generator of industrial sounds
provided the power with the case, a maximum power of 300 watts, your honest opinion of the PC with the following specifications
Pentium 4 3.2 GHz, 2GB DDR RAM, GeForce 7600GT (AGP), 2 x HD (1 SATA and 1 foot)
I have the computing power and with these data, it seems, uses the power of 229watts
Veiws all?
Cheers guys!