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Compare SeaSonic G-650 vs CORSAIR RM850x Shift 2025

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  2. Power Supplies
  3. SeaSonic G-650 🆚 CORSAIR RM850x Shift 2025
SeaSonic G-650 and CORSAIR RM850x Shift 2025 are both power supplies with the same PCI-Express 6+2 Pin Connectors (4), EPS Connectors (2) and Length (160 mm). The main differences are in Wattage, Modular, PCI-Express 16 Pin 12VHPWR Connectors and SATA Connectors.
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SeaSonic G-650 650W 80 PLUS Gold Modular SSR-650RM
SeaSonic G-650
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
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Buy now
Prices
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In Stock
$149.99
Last updated 1 minutes ago.
In Stock
Free shipping
$149.99
Out of Stock
$161.99
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Pangoly Score (How do we rate?)
93
Pangoly Score (How do we rate?)
-
Brand
SeaSonic
Brand
Corsair
Model
SSR-650RM
Model
  • CP-9020299-NA
  • CP-9020299-EU
  • CP-9020299-UK
  • CP-9020299-AU
Release Date
📅 October 2012
Release Date
📅 November 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(61 reviews)
User reviews
Price history
View Details ►
Price history
View Details ►
Compatible PC parts
Graphics Cards ► Cases ►
Compatible PC parts
Graphics Cards ► Cases ►
Pros
  • 80PLUS Gold
  • Excellent voltage stability
  • Excellent ripple suppression
  • Modular
  • Quiet
Pros
-
Cons
  • None
Cons
-
Wattage
650 W
Wattage
850 W
Type
ATX
Type
ATX
Modular
Semi
Modular
Full Shifted
Efficiency
80+ Gold
Efficiency
-
Output
+3.3V@20A, +5V@20A, +12V@54A, -12V@0.3A, +5VSB@2.5A
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
4
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
8
SATA Connectors
9
Molex Connectors
5
Molex Connectors
4
Length
160 mm
Length
160 mm
-

Comparison and key differences summary

Reasons to buy the SeaSonic G-650:

  • +1 Molex connectors available

Buy now

Reasons to buy the CORSAIR RM850x Shift 2025:

  • Newer Product, it was released around 13 years later
  • +200 Watts available
  • Fully modular power supply
  • +1 SATA connectors available

Buy now

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