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Corsair RM750x vs CX550

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Brand
Corsair
Brand
Corsair
Model
  • CP-9020092-NA
  • CP-9020092-EU
  • CP-9020092-UK
Model
  • CP-9020121-NA
  • CP-9020121-EU
  • CP-9020121-UK
Release Date
📅 September 2015
Release Date
📅 March 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
View Details ►
Supported PC parts
Supported PC parts
Wattage
750 W
Wattage
550 W
Type
ATX
Type
ATX
Modular
Full
Modular
No
Efficiency
80+ Gold
Efficiency
80+ Bronze
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6+2 Pin Connectors
2
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
1
EPS Connectors
1
SATA Connectors
8
SATA Connectors
5
Molex Connectors
7
Molex Connectors
4
Length
180 mm
Length
140 mm

What are the differences between Corsair RM750x and CX550? Analyze head-to-head all specifications and features to find out the better power supply.

Comparison and key differences summary

Reasons to pick the Corsair RM750x:

  • +200 Watts available.
  • Fully modular power supply.
  • Better 80 Plus efficiency.
  • +2 PCI-Express 6+2 Pin connectors available.
  • +3 SATA connectors available.
  • +3 Molex connectors available.

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Reasons to pick the Corsair CX550:

  • 56% cheaper, you can save $95.01.
  • Newer Product, it was released around 17 months later.

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