Power help to home built computer

[clj3]

I have a intel q9550 and a nzxt phantom case with a intel core 2 quad MoBo
And a western digital black caviar 1tb, 2 4gb ram how much power do I need and any suggestions of good brands
Keep in mind the case has 5 20w fan controller ports with fans

 

[sosofm]

What video card you have ?

 

[sosofm]

If you have a 6950 , 560ti , An maximum 600w will be ok.