be quiet!
be quiet! Dark Power 13 1000W
1000 W · Titanium · ATX 3.0
94
/ 100
From $329
VS
be quiet! Dark Power 13 1000W wins by 5
Corsair
Corsair RM850e
850W · 80+ Gold · 12VHPWR
89
/ 100
From $139
Specdex verdict
be quiet! Dark Power 13 1000W takes it — here’s why.
In our weighted Specdex score, be quiet! Dark Power 13 1000W lands at 94 and Corsair RM850e at 89. That puts be quiet! Dark Power 13 1000W ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.
Pick be quiet! Dark Power 13 1000W if…
- ✓80+ Titanium efficiency
- ✓Near-silent under load
- ✓12VHPWR included
Pick Corsair RM850e if…
- ✓Sub-$150 12VHPWR-ready PSU
- ✓80+ Gold + Cybenetics Gold
- ✓7-year warranty
be quiet! Dark Power 13 1000W 94
vs 89 Corsair RM850e
Score breakdown
be quiet! Dark Power 13 1000W
94 efficiency 98
noise 96
cables 90
value 82
build 0
features 0
Corsair RM850e
89 efficiency 92
noise 0
cables 0
value 96
build 90
features 88
Specs side-by-side
| Spec | be quiet! Dark Power 13 1000W | Corsair RM850e |
|---|---|---|
| Wattage | 1000 W | 850W |
| Efficiency | 80+ Titanium | 80+ Gold |
| Standard | ATX 3.0 | — |
| Connectors | 1× 12VHPWR (600W) | — |
| Cooling | — | 120 mm rifle-bearing fan |
| Modular | — | Fully modular |
| 12VHPWR | — | 1× 600W native |
| Warranty | — | 7 years |
be quiet! Dark Power 13 1000W
Pros
- +80+ Titanium efficiency
- +Near-silent under load
- +12VHPWR included
Cons
- −Very expensive
- −Heavy
- −Overlooked aesthetically vs competitors
Corsair RM850e
Pros
- +Sub-$150 12VHPWR-ready PSU
- +80+ Gold + Cybenetics Gold
- +7-year warranty
Cons
- −Single-rail design (mostly fine)
- −Cables ribbon-flat (some prefer round)
- −No iCUE Link
FAQ: be quiet! Dark Power 13 1000W vs Corsair RM850e
Which is better, be quiet! Dark Power 13 1000W or Corsair RM850e? +
be quiet! Dark Power 13 1000W scores 94 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.
Is be quiet! Dark Power 13 1000W worth the price? +
At $329, be quiet! Dark Power 13 1000W delivers a Specdex score of 94 — 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 13 1000W 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.