SeaSonic SS-600ES 600W vs SeaSonic X 1250W

A side-by-side spec comparison of the SeaSonic SS-600ES 600W and the SeaSonic X 1250W. We line up every specification and score the ones that matter most in this category — weighted, not a raw count of specs won — to reach an overall verdict so you can decide which power supply is right for your build.

Side-by-side specification comparison of SeaSonic SS-600ES 600W and SeaSonic X 1250W.
Specification	SeaSonic SS-600ES 600W $172.02 Buy on Amazon	SeaSonic X 1250W No price data Winner
Modular	non-modular	full
Wattage	600W	1250W
Efficiency	80+ Bronze	80+ Gold
Form Factor	ATX	ATX

Winner: SeaSonic X 1250W — driven by Efficiency (80+ Gold), Wattage (1250W), Modular (full)

SeaSonic SS-600ES 600W

performance points

SeaSonic X 1250W

performance points

Winner is scored by weighting the specs that matter most in this category (not a raw count of specs won).

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