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Corsair HX1000i 1000W vs EVGA SuperNOVA 550 G3 vs SilverStone ST1200-G Evolution vs Rosewill ARC450 450W

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Brand
Corsair
Brand
EVGA
Brand
SilverStone
Brand
Rosewill
Model
  • CP-9020074
  • CP-9020074-UK
  • CP-9020074-NA
  • CP-9020074-AU
  • CP-9020074-EU
Model
  • 220-G3-0550
  • 220-G3-0550-Y1
Model
  • SST-ST1200-G Evolution
  • ST1200-G Evolution
Model
ARC 450
Release Date
📅 August 2014
Release Date
📅 November 2016
Release Date
-
Release Date
-
* 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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Price history
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Supported PC parts
Supported PC parts
Supported PC parts
Supported PC parts
Wattage
1000 W
Wattage
550 W
Wattage
1200 W
Wattage
450 W
Type
ATX
Type
ATX
Type
ATX
Type
ATX
Modular
Full
Modular
Full
Modular
Full
Modular
No
Efficiency
80+ Platinum
Efficiency
80+ Gold
Efficiency
80+ Gold
Efficiency
80+ Bronze
Output
+3.3V@25A, +5V@25A, +12V@83.3A, -12V@0.8A, +5VSB@3A
Output
-
Output
+3.3V@25A, +5V@25A, +12V@100A, -12V@0.3A, +5VSB@3.5A
Output
-
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
4
PCI-Express 6+2 Pin Connectors
3
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6+2 Pin Connectors
1
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
4
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
1
EPS Connectors
2
EPS Connectors
1
SATA Connectors
12
SATA Connectors
6
SATA Connectors
16
SATA Connectors
4
Molex Connectors
12
Molex Connectors
4
Molex Connectors
6
Molex Connectors
3
Length
180 mm
Length
150 mm
Length
180 mm
Length
165 mm

What are the differences between Corsair HX1000i 1000W and EVGA SuperNOVA 550 G3 and SilverStone ST1200-G Evolution and Rosewill ARC450 450W? Analyze head-to-head all specifications and features to find out the better power supply.
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