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Compare Corsair RM1200x Shift vs RM850x Shift 2025

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  3. Corsair RM1200x Shift 🆚 CORSAIR RM850x Shift 2025
Corsair RM1200x Shift and CORSAIR RM850x Shift 2025 are both power supplies with the same Modular (Full Shifted), PCI-Express 16 Pin 12VHPWR Connectors (1) and EPS Connectors (2). The main differences are in Wattage, PCI-Express 6+2 Pin Connectors, SATA Connectors and Molex Connectors.
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Corsair RM1200x Shift Fully Modular ATX Modular Side Interface ATX 3.0 & PCIe 5.0 80 Plus Gold CP-9020254-NA
Corsair RM1200x Shift
CORSAIR RM850x Shift 2025 Fully Modular ATX Side Interface Native 12V-2x6 Cable ATX 3.1 & PCIe 5.1 105°C-Rated Capacitors Cybenetics Gold CP-9020299-NA
CORSAIR RM850x Shift 2025
Prices
(Change region)
In Stock
$194.99
Last updated 57 minutes ago.
In Stock
Free shipping
$194.99
In Stock
Free shipping
$194.99
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Prices
(Change region)
In Stock
$149.99
Last updated 59 minutes ago.
In Stock
Free shipping
$149.99
Out of Stock
$161.99
Show 1 more offers
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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
Corsair
Model
  • CP-9020254-NA
  • CP-9020254-UK
  • CP-9020254-AU
  • CP-9020254-EU
Model
  • CP-9020299-NA
  • CP-9020299-EU
  • CP-9020299-UK
  • CP-9020299-AU
Release Date
📅 January 2023
Release Date
📅 November 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Compatible PC parts
Graphics Cards ► Cases ►
Compatible PC parts
Graphics Cards ► Cases ►
Wattage
1200 W
Wattage
850 W
Type
ATX
Type
ATX
Modular
Full Shifted
Modular
Full Shifted
Efficiency
80+ Gold
Efficiency
-
PCI-Express 16 Pin 12VHPWR Connectors
1
PCI-Express 16 Pin 12VHPWR Connectors
1
PCI-Express 12 Pin Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 6+2 Pin Connectors
8
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
2
SATA Connectors
16
SATA Connectors
9
Molex Connectors
8
Molex Connectors
4
Length
180 mm
Length
160 mm
-

Comparison and key differences summary

Reasons to buy the Corsair RM1200x Shift:

  • +350 Watts available
  • +4 PCI-Express 6+2 Pin connectors available
  • +7 SATA connectors available
  • +4 Molex connectors available

Buy now

Reasons to buy the CORSAIR RM850x Shift 2025:

  • 23% cheaper, you can save $45.00
  • Newer Product, it was released around 3 years later

Buy now

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