500w PSU enough?

Oct 9, 1999
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current rig:

x2 3800+
8800GT OC
2x sata HDs
1 DVDRW
2GB mem
current PSU

everything runs fine, no problems.


if i was to replace the amd cpu/mobo with an e2140(going go OC to 3.0ish) will my psu be ok?