550-600 pc build wattage

Sep 25, 2018
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Hi, i'm building a pc for christmas and i'm not sure on what amount of wattage is enough for the build.
Specifications:
i3-8100
GeForce GTX 1050ti
8gb ram (2x4gb)
1tb hard drive
Gigabyte z370p d3
Cooler Master Master box lite 5 rgb
 


450~550w should suffice.