SeaSonic Platinum 400W vs SeaSonic SS-350SFE 350W

A side-by-side spec comparison of the SeaSonic Platinum 400W and the SeaSonic SS-350SFE 350W. 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 Platinum 400W and SeaSonic SS-350SFE 350W.
Specification	SeaSonic Platinum 400W $148.02 Buy on Amazon	SeaSonic SS-350SFE 350W $148.02 Buy on Amazon
Modular	full	non-modular
Wattage	400W	350W
Efficiency	80+ Platinum	80+
Form Factor	ATX	SFX

SeaSonic Platinum 400W

specs won

SeaSonic SS-350SFE 350W

specs won

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