How accurate are these PSU calculators?

Can any computer experts take a look at these PSU calculators and see if they are accurate?

http://www.extreme.outervision.com/psucalculator.jsp

http://web.aanet.com.au/SnooP/psucalc.php

Yes, computer experts are capable of performing the action you've requested.  Next.

So...are they accurate?

>>2
Not a computer expert.

>>Anyone in this forum
Also not a computer expert.

>>2
>>4
Saem fag!!!!!!
now GTFO

$5000

They aren't accurate -- they'll overestimate the required wattage by about 100%.  You really shouldn't need more than, say, 100W for an average computer -- and that's playing safe.

>>5
OMG REALLY?  SAME PERSON?  OMG YOU CAN READ IDs?  WOW!!!! YOU ARE SO FUCKING INTELLIGENT

>>1, >>3
>>5 is a case in point for the point I made in >>4.

Oh, and kill yourself.
You too >>5.

>>2
>>4
>>8
Saem fag!!!!! (I can tell the first two coz they have the same ID but the last one you went all mean and rude and stuff and were nasty to me about my post so I strongly believe that you are the same person!!)

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