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Corsair RM850e — 850W · 80+ Gold · 12VHPWR
Corsair

Corsair RM850e

850W · 80+ Gold · 12VHPWR

89
/ 100
From $139
VS
be quiet! Dark Power Pro 13 1300W wins by 3
be quiet! Dark Power Pro 13 1300W — 1300W · 80+ Titanium · Silent
be quiet!

be quiet! Dark Power Pro 13 1300W

1300W · 80+ Titanium · Silent

92
/ 100
From $449
Specdex verdict

be quiet! Dark Power Pro 13 1300W takes it — here’s why.

In our weighted Specdex score, Corsair RM850e lands at 89 and be quiet! Dark Power Pro 13 1300W at 92. 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 Corsair RM850e if…

  • ✓Sub-$150 12VHPWR-ready PSU
  • ✓80+ Gold + Cybenetics Gold
  • ✓7-year warranty

Pick be quiet! Dark Power Pro 13 1300W if…

  • ✓Quietest 1300W PSU
  • ✓80+ Titanium efficiency
  • ✓12-year warranty
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Efficiency

be quiet! Dark Power Pro 13 1300W

Compared 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 1300W

Compared 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 1300W

Compared on the features sub-score

be quiet! Dark Power Pro 13 1300W leads on features (92 vs 88).

Value for money

Corsair RM850e

Specdex score per dollar at MSRP

Corsair RM850e more score per dollar ($139 vs $449).

Corsair RM850e 89
vs
92 be quiet! Dark Power Pro 13 1300W

Score breakdown

Corsair RM850e
89
efficiency 92
build 90
features 88
value 96
be quiet! Dark Power Pro 13 1300W
92
efficiency 100
build 96
features 92
value 84

Specs side-by-side

Corsair RM850e versus be quiet! Dark Power Pro 13 1300W — full spec comparison
Spec Corsair RM850e be quiet! Dark Power Pro 13 1300W
Wattage
850W
1300W
Efficiency
80+ Gold
80+ Titanium
Cooling
120 mm rifle-bearing fan
135 mm Silent Wings (semi-passive)
Modular
Fully modular
Fully modular
12VHPWR
1× 600W native
Native cable included
Warranty
7 years
12 years

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

be quiet! Dark Power Pro 13 1300W

Pros
  • +Quietest 1300W PSU
  • +80+ Titanium efficiency
  • +12-year warranty
Cons
  • −Premium pricing
  • −Silent Wings 135 mm fan rare to source for replacement
  • −Only one 12VHPWR cable included

FAQ: Corsair RM850e vs be quiet! Dark Power Pro 13 1300W

Which is better, Corsair RM850e or be quiet! Dark Power Pro 13 1300W? +

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 Corsair RM850e worth the price? +

At $139, Corsair RM850e delivers a Specdex score of 89 — strongest in value.

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.

Does Corsair RM850e or be quiet! Dark Power Pro 13 1300W 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, Corsair RM850e or be quiet! Dark Power Pro 13 1300W? +

be quiet! Dark Power Pro 13 1300W — leads on efficiency (100 vs 92). Compared on the efficiency sub-score.

Which is better for build, Corsair RM850e or be quiet! Dark Power Pro 13 1300W? +

be quiet! Dark Power Pro 13 1300W — leads on build (96 vs 90). Compared on the build sub-score.