eXtreme Power Supply Calculator

What power supply do I need ? To answer this question we came up with a tool that determines the overall computer power supply wattage as well as amperage required for +12V, +5V and +3.3V rails for your desktop computer, server, or any pc computer system that uses ATX power supply. Calculator contains some usefull options such as CPU overclock, System Type, System Load and more. It contains 900+ CPUs including latest Intel and AMD processors and latest video cards from NVIDIA and ATI.

Just released!
New eXtreme Power Supply Calculator Ultra Update

“Calculator changes: Quick selection of CPUs and Video Cards. Lite version now supports 4 video cards + PPU. Added latest video cards from NVIDIA and AMD. Added new sockets: LGA 2011, AM3+ and FM1. Added upcoming Intel’s Sandy Bridge-E processors, AMD’s Zambezi, as well as number of latest server class Xeon and Opteron processors.”

eXtreme Power Supply Calculator