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be quiet! Pure Power 12 550W vs Corsair RM550x: Comparison

be quiet! Pure Power 12 550W and Corsair RM550x differ on atx standard: be quiet! Pure Power 12 550W at ATX 3.1, Corsair RM550x at ATX 2.x. They match on 9 other specifications, including wattage, 80 plus rating and form factor.

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 ›

Corsair RM550x (2021) (550W/80+ Gold/Fully Modular/ATX 2.x/Compact Mainstream Tier)

CorsairCorsair RM550x

Specs

Show Only Differences

Specification	be quiet! Pure Power 12 550W	Corsair RM550x
Brand	be quiet!	Corsair
Wattage	550 W	550 W
80 PLUS Rating	Gold	Gold
ATX Standard	ATX 3.1	ATX 2.x
Form Factor	ATX	ATX
+12V Rail Amperage	45.8 A	45.8 A
Single +12V Rail	Yes	Yes
Zero-RPM Mode	No	Yes
Fan Size	120 mm	135 mm
Fan Model / Bearing	120mm be quiet! fan, rifle bearing	Magnetic Levitation Bearing
SATA Connectors	5	7
Length	160 mm	160 mm
Colour	Black	Black
Fan Bearing	Rifle	Magnetic Levitation
MTBF	100000 hours	100000 hours
Modularity	Non-Modular	Fully Modular
Protections	OTP, OCP, OPP, SCP, OVP, UVP, SIP	OVP, UVP, SCP, OTP, OPP
Warranty	10 years	10 years
Model	Pure Power 12 550W	RM550x (2021)
Source URL	https://www.bequiet.com/en/powersupply/5684	https://www.corsair.com/us/en/p/psu/cp-9020197-na/rmx-series-rm550x-550-watt-80-plus-gold-fully-modular-atx-psu-cp-9020197-na

Price comparison

Retailer	be quiet! Pure Power 12 550W	Corsair RM550x
Amazon	$74.99 View on Amazon	View on Amazon
Newegg	View on Newegg
Corsair		View on Corsair

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.

Specs

Price comparison

Verdict

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