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be quiet! Pure Power 12 550W vs Seasonic Prime GX-850: Comparison

be quiet! Pure Power 12 550W and Seasonic Prime GX-850 separate most on pcie 8-pin connectors: be quiet! Pure Power 12 550W at 2, Seasonic Prime GX-850 at 6, 67% in favour of Seasonic Prime GX-850. Wattage splits them by another 35%, again favouring Seasonic Prime GX-850. They match on 80 plus rating, form factor and colour.

be quiet! Pure Power 12 550W (550W/80+ Gold/Semi-Modular/ATX 2.x/Mainstream Value Pick)
be quiet!be quiet! Pure Power 12 550W

$74.99

Amazon

@ Amazon ›
Seasonic Prime GX-850 (850W/80+ Gold/Fully Modular/12-Year Warranty/OEM-Grade Build Quality)
SeasonicSeasonic Prime GX-850

Specs

Specification
be quiet! Pure Power 12 550W (550W/80+ Gold/Semi-Modular/ATX 2.x/Mainstream Value Pick)
be quiet! Pure Power 12 550W
Seasonic Prime GX-850 (850W/80+ Gold/Fully Modular/12-Year Warranty/OEM-Grade Build Quality)
Seasonic Prime GX-850
Brandbe quiet!Seasonic
Wattage550 W-35%850 W
80 PLUS RatingGoldGold
ATX StandardATX 3.1ATX 2.x
Form FactorATXATX
Single +12V RailYestrue
12V-2x6 Connectors10
Zero-RPM ModeNotrue
Sleeved CablesYesNo
PCIe 8-pin Connectors2-67%6
Connector Count1x 24-pin ATX, 1x EPS 4+4, 1x 12V-2x6, 2x PCIe 6+2-pin, 5x SATA, 1x Molex (all fixed)1x 24-pin, 2x EPS 8-pin, 6x PCIe 8-pin, 10x SATA, 5x Molex
Fan Size120 mm135
Fan Model / Bearing120mm be quiet! fan, rifle bearing135mm fluid dynamic bearing
OEM / PlatformHECSeasonic (in-house)
Length160 mm170
ColourBlackBlack
MTBF100000 hours-33%150000
ModularityNon-ModularFully Modular
ProtectionsOTP, OCP, OPP, SCP, OVP, UVP, SIPOCP, OVP, OPP, SCP, OTP, UVP
Warranty10 years-17%12
ModelPure Power 12 550WPrime GX-850

Price comparison

Retailerbe quiet! Pure Power 12 550WSeasonic Prime GX-850
Amazon

$74.99

View on Amazon
NeweggView on Newegg

Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.

Verdict

be quiet! Pure Power 12 550W

7.8 / 10 Expert Rating

A quiet, Gold-rated 550W unit that's the right call for mainstream builds that don't need full modularity.

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