Compare Power Supplies

Compare Rosewill RBR1000-M vs CORSAIR RM850x Shift 2025

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  3. Rosewill RBR1000-M 🆚 CORSAIR RM850x Shift 2025
Rosewill RBR1000-M and CORSAIR RM850x Shift 2025 are both power supplies with the same EPS Connectors (2) and Length (160 mm). The main differences are in Wattage, Modular, PCI-Express 16 Pin 12VHPWR Connectors and PCI-Express 6+2 Pin Connectors.
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Rosewill RBR1000-M Gaming 1000W 80 Plus Bronze Blue LED 135mm Fan Semi-Modular
Rosewill RBR1000-M
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)
Out of Stock
Free shipping
$114.99
-
Buy now
Prices
(Change region)
In Stock
$149.99
Last updated 59 minutes ago.
In Stock
Free shipping
$149.99
In Stock
Free shipping
$169.99
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Brand
Rosewill
Brand
Corsair
Model
RBR1000-M
Model
  • CP-9020299-NA
  • CP-9020299-EU
  • CP-9020299-UK
  • CP-9020299-AU
Release Date
-
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
1000 W
Wattage
850 W
Type
ATX
Type
ATX
Modular
Semi
Modular
Full Shifted
Efficiency
80+ Bronze
Efficiency
-
Output
+3.3V@28A, +5V@30A, +12V1@20A, +12V2@20A, +12V3@30A, +12V4@30A, -12V@0.8A, +5VSB@3.0A
Output
-
PCI-Express 16 Pin 12VHPWR Connectors
0
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
3
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6 Pin Connectors
3
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
2
SATA Connectors
12
SATA Connectors
9
Molex Connectors
8
Molex Connectors
4
Length
160 mm
Length
160 mm
-

Comparison and key differences summary

Reasons to buy the Rosewill RBR1000-M:

  • 23% cheaper, you can save $35.00
  • +150 Watts available
  • +3 SATA connectors available
  • +4 Molex connectors available

Buy now

Reasons to buy the CORSAIR RM850x Shift 2025:

  • Fully modular power supply
  • +1 PCI-Express 6+2 Pin connectors available

Buy now

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