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Spec drill · Wattage

Pure Power 12 M 850W vs C1500 Platinum

A side-by-side readout for wattage.

be quiet! · Pure Power 12 M 850W
850W
NZXT · C1500 Platinum
1500W
▲ Lead
VerdictC1500 Platinum wins on wattage.
Context

Understanding wattage

Wattage is a numeric spec measured in W. On this metric, higher values are generally better, but returns diminish past category-typical thresholds — going from a low value to a mid value usually matters far more than going from a mid value to a high one. When comparing two products, focus on the percentage gap rather than the raw delta: a 200-unit lead means something very different at the low end of the range than at the high end. Pay attention to the unit, too — manufacturers sometimes quote peak or burst figures that are not sustained in real-world use. Cross-check the published number against independent measurements where possible, especially for performance and battery claims. Finally, remember that a single spec rarely tells the whole story; the Mars Score weighs wattage together with the rest of the spec sheet so one outlier doesn't distort the verdict.

This matchupC1500 Platinum's 1500W is roughly 76% higher than Pure Power 12 M 850W's 850W (a 650W gap). Whether that gap is noticeable depends on workload — small percentage gaps rarely change day-to-day experience, while gaps of 20% or more usually do.

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Other specs on this comparison

See the full Power Supplies category for all products ranked by Mars Score.