SeaSonic CORE GC-500 500W vs SeaSonic SS-300TGW 300W

A side-by-side spec comparison of the SeaSonic CORE GC-500 500W and the SeaSonic SS-300TGW 300W. 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 GC-500 500W and SeaSonic SS-300TGW 300W.
Specification	SeaSonic CORE GC-500 500W $128.02 Buy on Amazon	SeaSonic SS-300TGW 300W $252.00 Buy on Newegg
Modular	non-modular	non-modular
Wattage	500W	300W
Efficiency	80+ Gold	80+ Gold
Form Factor	ATX	ATX

SeaSonic CORE GC-500 500W

specs won

SeaSonic SS-300TGW 300W

specs won

As an Amazon Associate, PlanMyPC earns from qualifying purchases made through links on this page.

Compare more parts

Add a third or fourth power supply to this comparison, or build a side-by-side from scratch in the interactive compare tool.

Open in interactive compare tool All Power Supply