be quiet! Dark Power Pro 13 1300W
1300W · 80+ Titanium · Silent
Corsair RM850e
850W · 80+ Gold · 12VHPWR
be quiet! Dark Power Pro 13 1300W takes it — here’s why.
In our weighted Specdex score, be quiet! Dark Power Pro 13 1300W lands at 92 and Corsair RM850e at 89. That puts be quiet! Dark Power Pro 13 1300W ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick be quiet! Dark Power Pro 13 1300W if…
- ✓Quietest 1300W PSU
- ✓80+ Titanium efficiency
- ✓12-year warranty
Pick Corsair RM850e if…
- ✓Sub-$150 12VHPWR-ready PSU
- ✓80+ Gold + Cybenetics Gold
- ✓7-year warranty
Winner by scenario
Derived from the sub-score breakdown · not a separate testEfficiency
be quiet! Dark Power Pro 13 1300WCompared on the efficiency sub-score
be quiet! Dark Power Pro 13 1300W leads on efficiency (100 vs 92).
Build
be quiet! Dark Power Pro 13 1300WCompared on the build sub-score
be quiet! Dark Power Pro 13 1300W leads on build (96 vs 90).
Features
be quiet! Dark Power Pro 13 1300WCompared on the features sub-score
be quiet! Dark Power Pro 13 1300W leads on features (92 vs 88).
Value for money
Corsair RM850eSpecdex score per dollar at MSRP
Corsair RM850e more score per dollar ($139 vs $449).
Score breakdown
Specs side-by-side
| Spec | be quiet! Dark Power Pro 13 1300W | Corsair RM850e |
|---|---|---|
| Wattage | 1300W | 850W |
| Efficiency | 80+ Titanium | 80+ Gold |
| Cooling | 135 mm Silent Wings (semi-passive) | 120 mm rifle-bearing fan |
| Modular | Fully modular | Fully modular |
| 12VHPWR | Native cable included | 1× 600W native |
| Warranty | 12 years | 7 years |
be quiet! Dark Power Pro 13 1300W
- +Quietest 1300W PSU
- +80+ Titanium efficiency
- +12-year warranty
- −Premium pricing
- −Silent Wings 135 mm fan rare to source for replacement
- −Only one 12VHPWR cable included
Corsair RM850e
- +Sub-$150 12VHPWR-ready PSU
- +80+ Gold + Cybenetics Gold
- +7-year warranty
- −Single-rail design (mostly fine)
- −Cables ribbon-flat (some prefer round)
- −No iCUE Link
FAQ: be quiet! Dark Power Pro 13 1300W vs Corsair RM850e
Which is better, be quiet! Dark Power Pro 13 1300W or Corsair RM850e? +
be quiet! Dark Power Pro 13 1300W scores 92 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is be quiet! Dark Power Pro 13 1300W worth the price? +
At $449, be quiet! Dark Power Pro 13 1300W delivers a Specdex score of 92 — strongest in efficiency.
Is Corsair RM850e worth the price? +
At $139, Corsair RM850e delivers a Specdex score of 89 — strongest in value.
Does be quiet! Dark Power Pro 13 1300W or Corsair RM850e last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for efficiency, be quiet! Dark Power Pro 13 1300W or Corsair RM850e? +
be quiet! Dark Power Pro 13 1300W — leads on efficiency (100 vs 92). Compared on the efficiency sub-score.
Which is better for build, be quiet! Dark Power Pro 13 1300W or Corsair RM850e? +
be quiet! Dark Power Pro 13 1300W — leads on build (96 vs 90). Compared on the build sub-score.