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Power Supply Comparison

Corsair RMx (2018) 650 W 80+ Gold Certified Fully Modular ATX Power Supply Corsair RMx (2018) 550 W 80+ Gold Certified Fully Modular ATX Power Supply Corsair RM (2019) 650 W 80+ Gold Certified Fully Modular ATX Power Supply Corsair RM (2019) 750 W 80+ Gold Certified Fully Modular ATX Power Supply
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Lowest Price

$109.99
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Lowest Price

$89.99
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Lowest Price

$109.86
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Lowest Price

$119.99

Rating

(47 Ratings, 4.9 Average)

Rating

(10 Ratings, 4.6 Average)

Rating

(9 Ratings, 4.9 Average)

Rating

(32 Ratings, 5.0 Average)

Manufacturer

Corsair

Manufacturer

Corsair

Manufacturer

Corsair

Manufacturer

Corsair

Model

RM650x (2018)

Model

RM550x (2018)

Model

RM650 (2019)

Model

RM750 (2019)

Part #

  • CP-9020178-NA
  • CP-9020178-UK
  • CP-9020178-EU

Part #

  • CP-9020177-NA
  • CP-9020177-UK
  • CP-9020177-EU

Part #

  • CP-9020194-NA
  • CP-9020194-AU
  • CP-9020194-WW
  • CP-9020194-EU

Part #

  • CP-9020195-NA
  • CP-9020195-UK
  • CP-9020195-AU
  • CP-9020195-WW
  • CP-9020195-EU

Manufacturer

Corsair

Manufacturer

Corsair

Manufacturer

Corsair

Manufacturer

Corsair

Form Factor

ATX

Form Factor

ATX

Form Factor

ATX

Form Factor

ATX

Efficiency Rating

80+ Gold

Efficiency Rating

80+ Gold

Efficiency Rating

80+ Gold

Efficiency Rating

80+ Gold

Wattage

650 W

Wattage

550 W

Wattage

650 W

Wattage

750 W

Modular

Full

Modular

Full

Modular

Full

Modular

Full

Color

Black / Silver

Color

Black / Silver

Color

Black

Color

Black

Type

ATX

Type

ATX

Type

ATX

Type

ATX

Fanless

No

Fanless

No

Fanless

No

Fanless

No

PCIe 6+2-Pin Connectors

4

PCIe 6+2-Pin Connectors

2

PCIe 6+2-Pin Connectors

4

PCIe 6+2-Pin Connectors

6

EPS Connectors

1

EPS Connectors

1

EPS Connectors

2

EPS Connectors

2

SATA Connectors

9

SATA Connectors

6

SATA Connectors

6

SATA Connectors

10

Molex 4-Pin Connectors

4

Molex 4-Pin Connectors

4

Molex 4-Pin Connectors

4

Molex 4-Pin Connectors

4

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add arrow-down arrow-left arrow-right arrow-up authorcheckmark clipboard combo comment delete discord dots drag-handle dropdown-arrow errorfacebook history inbox instagram issuelink lock markup-bbcode markup-html markup-pcpp markup-cyclingbuilder markup-plain-text markup-reddit menu pin radio-button save search settings share star-empty star-full star-half switch successtag twitch twitter user warningwattage weight youtube