StarTech ATX2PW450PRO 450W vs StarTech ATX2PW550PRO 550W
A side-by-side spec comparison of the StarTech ATX2PW450PRO 450W and the StarTech ATX2PW550PRO 550W. 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.
| Specification | ||
|---|---|---|
| Modular | non-modular | non-modular |
| Wattage | 450W | 550W |
| Efficiency | 80+ | 80+ |
| Form Factor | ATX | ATX |
Winner: StarTech ATX2PW550PRO 550W — driven by Wattage (550W)
StarTech ATX2PW450PRO 450W
0
performance points
StarTech ATX2PW550PRO 550W
2
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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