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CORSAIR RMX Series RM550x vs Seasonic FOCUS Plus SSR-650FX 650W vs EVGA 700 B1 vs Corsair CX Series 750W

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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Corsair
Brand
Seasonic
Brand
EVGA
Brand
Corsair
Model
  • CP-9020177-NA
  • CP-9020177-UK
  • CP-9020177-EU
Model
SSR-650FX
Model
100-B1-0700-K1
Model
  • CP-9020015-NA
  • CP-9020015-UK
  • CP-9020015-AU
  • CP-9020015-EU
Release Date
📅 February 2018
Release Date
📅 August 2018
Release Date
-
Release Date
📅 December 2013
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
User reviews
User reviews
Price history
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Price history
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Price history
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Supported PC parts
Supported PC parts
Supported PC parts
Supported PC parts
Wattage
550 W
Wattage
650 W
Wattage
700 W
Wattage
750 W
Type
ATX
Type
ATX
Type
ATX
Type
ATX
Modular
Full
Modular
Full
Modular
No
Modular
No
Efficiency
80+ Gold
Efficiency
80+ Gold
Efficiency
80+ Bronze
Efficiency
80+ Bronze
Output
-
Output
+3.3V@20A, +5V@20A, +12V@54A,-12V@0.3A,+5Vsb@3A
Output
+3.3V@24A, +5V@20A, +12V@56A, +5VSB@3A, -12V@0.3A
Output
+3.3V@25A, +5V@25A, +12V@62A, -12V@0.8A, +5VSB@3A
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 16 Pin 12VHPWR Connectors
0
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 12 Pin Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 6+2 Pin Connectors
2
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6+2 Pin Connectors
2
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
1
EPS Connectors
1
EPS Connectors
1
EPS Connectors
1
SATA Connectors
6
SATA Connectors
8
SATA Connectors
9
SATA Connectors
6
Molex Connectors
4
Molex Connectors
3
Molex Connectors
3
Molex Connectors
4
Length
160 mm
Length
140 mm
Length
140 mm
Length
140 mm

What are the differences between CORSAIR RMX Series RM550x and Seasonic FOCUS Plus SSR-650FX 650W and EVGA 700 B1 and Corsair CX Series 750W? Analyze head-to-head all specifications and features to find out the better power supply.
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