SeaSonic CORE GM 500W vs SeaSonic G12 GC 850W

A side-by-side spec comparison of the SeaSonic CORE GM 500W and the SeaSonic G12 GC 850W. We line up every specification, highlight the winner of each, and tally an overall verdict so you can decide which power supply is right for your build.

Side-by-side specification comparison of SeaSonic CORE GM 500W and SeaSonic G12 GC 850W.
Specification	SeaSonic CORE GM 500W $149.00 Buy on Newegg	SeaSonic G12 GC 850W $168.38 Buy on Amazon
Modular	semi	non-modular
Wattage	500W	850W
Efficiency	80+ Gold	80+ Gold
Form Factor	ATX	ATX

SeaSonic CORE GM 500W

specs won

SeaSonic G12 GC 850W

specs won

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