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Enough psu?

A

akbg

n00b
Joined
Oct 4, 2008
Messages
16
Is Corsair HX520W CMPSU-520HX ATX Triple 12V 40A 24PIN ATX Modular Power Supply 120MM Fan 2X PCI-E enough for my RIG?

Q9550
2xHD4850
2xDW6400AAKS
2x2GB DDR-1000
1 DVD-RW
Asus P5Q Pro
Case Antec Nine Hundred+2fans
OCZ Vendeta 2

If not, suggest another one....
 
akbg said:
Any difference btw 620HX and 520HX except wats?
Click to expand...

Yeah, amperage too. The 520HX has 40A +12V rail whereas the 620HX has 50A on the +12V rail. The 620HX also has a few more SATA power connectors than the 520HX.

That's pretty much it though.
 
how can i know how much A i need :eek:? Ok for this rig 40A is enough, but how to calculate?
 
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