QUOTE(stevenlee @ Jun 17 2007, 10:02 PM)
here my setup and my power usage and onli cpu draw power from my psu ..
e6400
mid-high end mobo spec power usage
evga 8800gts 320mb
scythe mine
2 dvdrw drive
4 fans 2 blower total 6 fan
1 external drive
all that with 100% load with fan, cpu and gpu
total power usage = 465watt and i using enermax 460watt

but of cos 465watt my system will shortage when all item full load...
the calculator recomended me psu 560watt for more stability
http://www.extreme.outervision.com/psucalculator.jspThis is what I got using the following configuration:
-Single processor - C2Q6600 (2.4Ghz, 1.25v) - OC at 3.0 Ghz (1.45v)
-High-end desktop
-100% TDP
-2 sticks DDR2
-Nvidia 8800 GTX (626/2000) - single
-2 HDD 720 rpm
-1x DVD+RW + 1 DVD-ROM
-Sound card x1
-2x 80 mm fan, 3x 120mm fan
-system load - 100% peak load
--?? capacitor aging
Amount of watts = 492w
QUOTE(dattebayo @ Jun 17 2007, 10:49 PM)
Thanx for the reference. With almost similar setup as above, the calculator only showed a PSU wattage of 330w!!!