guglajutji naushao sam na jedan vrlo interesantan link u pitanju je eXtreme Power Supply Calculator koji izrachunava koje je napajanje idealno za vashe komponente
http://extreme.outervision.com/psucalculatorlite.jsp
System Type:
Single Processor
Motherboard:
Regular Desktop
CPU:
Intel Pentium 4 E 3000 MHz Prescott
CPU Utilization (TDP):
100% TDP
RAM:
2 Sticks DDR SDRAM
Video Card:
NVIDIA GeForce 7600 GS
Video Type:
Single Card
Hard Drive:
SATA: 2HDDs
Drives:
DVD-ROM Drive: 1 Drive
DVD-RW/DVD+RW: Drive 1 Drive
Floppy Drive: 1 Drive
PCI Cards:
56K PCI Modem
USB:
3 Devices
Fans:
80mm: 3 Fans
System Load:
100% (Peak Load)
Capacitor Aging:
20%