what psu for this system

[fst02ls1]

Here is the system im building

ASUS p5ad2 premium motherboard
intel 550 3.4 ghz cpu
4 250 gig western digital 7200 rpm HD's
2 36 gig western digital 10k rpm HD's
pioneer dual layer 16x dvd burner
1 gig xms 667mhz memory (2x512)
thermaltake dream tower....


my question is what psu will support this? will i have to buy more power connectors?

 

[Goi]

Any decent 400W psu would work.

 

[Anubis]

6 HHDs :Q

id go with a Antec TruePower 480w power supply because of all thoes HDDs