Wattage Calculator. Knoxicutioner. 10 years 6 months ago; I'm a tad bit skeptical about the wattage ...

eXtreme Power Supply Calculator. It is already noted on the site but for those of you planning to leave your computer on 24/7/365, capacitor aging should be factored in (it can make quite a difference in the PSU capacity you need).

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Hey everyone, I am building my first PC, and have the following parts: CPU: Intel Core i5-4690K 3.5GHz Quad-Core Processor Motherboard: ASRock B85M-ITX Mini ITX LGA1150 Motherboard Memory: Team Elite Plus 16GB (2 x 8GB) DDR3-1600 Memory

An integrated power supply calculator now provides estimated wattage for your part lists, as well as corresponding compatibility guidance (i.e. warns if the PSU is underpowered) For the power supply calculator, it shows estimated wattage in the part list view (and also in the mini part list on category list pages).

The PCPP PSU calculator sounds like a great feature on paper, but it really isn't that accurate and doesn't help that much at all. In reality, it causes more confusion than good. I am aware of how it says "Wattages are estimates only. Actual power draw may differ from listed values.", but most people don't even click on the number to see the ...

Not all psu deliver there rated wattage. A 500w psu might only give 480w leaving you with no room. Also,running a psu near max full time will kill it quickly. If you ever choose to overclock your cpu and/or gpu, that can easily add 100w to your system draw. At which point you would be trying to draw 575w from a 500w psu.

Looking at you parts list and using eXtreme Power Supply Calculator Lite. You are most likely around 550 watts being used.