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 4
Corsair
Corsair RM850x Shift
850 W · Gold
90
/ 100
From $179
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 RM850x Shift at 90. That puts be quiet! Dark Power 13 1000W ahead by 4 points — a narrow 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 RM850x Shift if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
be quiet! Dark Power 13 1000W 94
vs 90 Corsair RM850x Shift
Score breakdown
be quiet! Dark Power 13 1000W
94 efficiency 98
noise 96
cables 90
value 82
Corsair RM850x Shift
90 efficiency 90
noise 86
cables 86
value 84
Specs side-by-side
| Spec | be quiet! Dark Power 13 1000W | Corsair RM850x Shift |
|---|---|---|
| Wattage | 1000 W | 850 W |
| Efficiency | 80+ Titanium | Gold |
| Standard | ATX 3.0 | — |
| Connectors | 1× 12VHPWR (600W) | — |
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 RM850x Shift
Pros
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
Cons
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
FAQ: be quiet! Dark Power 13 1000W vs Corsair RM850x Shift
Which is better, be quiet! Dark Power 13 1000W or Corsair RM850x Shift? +
be quiet! Dark Power 13 1000W scores 94 on our weighted rubric — ahead by 4. 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 RM850x Shift worth the price? +
At $179, Corsair RM850x Shift delivers a Specdex score of 90 — strongest in efficiency.
Does be quiet! Dark Power 13 1000W or Corsair RM850x Shift 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.