Compare Power Supplies

Compare Corsair CS650M vs RM1000x SHIFT 2025

Corsair CS650M and CORSAIR RM1000x SHIFT 2025 are both power supplies with the same PCI-Express 6+2 Pin Connectors (4) and Molex Connectors (4). The main differences are in Wattage, Modular, PCI-Express 16 Pin 12VHPWR Connectors and EPS Connectors.

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Corsair CS650M

CORSAIR RM1000x SHIFT 2025

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Brand

Corsair

Brand

Corsair

Model

CP-9020077-NA
CP-9020077-EU
CP-9020077-UK

Model

CP-9020300-NA
CP-9020300-EU
CP-9020300-UK
CP-9020300-AU

Release Date

📅 November 2013

Release Date

📅 November 2025

* First availability for purchase, it may not correspond to the actual market launch date.

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Price history

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Compatible PC parts

Graphics Cards ► Cases ►

Compatible PC parts

Graphics Cards ► Cases ►

Wattage

650 W

Wattage

1000 W

Type

ATX

Type

ATX

Modular

Semi

Modular

Full Shifted

Efficiency

80+ Gold

Efficiency

-

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

1

EPS Connectors

2

SATA Connectors

6

SATA Connectors

12

Molex Connectors

4

Molex Connectors

4

Length

-

Length

160 mm

Options (5)

	550W CSM $99.99
	650W RM $129.99
	850W RM $159.99
	750W RMX $249.00
	850W RMX $219.98

Options (1)

CORSAIR RM850x Shift 2025

850W
$149.99

Comparison and key differences summary

Reasons to buy the Corsair CS650M:

40% cheaper, you can save $73.00

Reasons to buy the CORSAIR RM1000x SHIFT 2025:

Newer Product, it was released around 12 years later
+350 Watts available
Fully modular power supply
+1 EPS connectors available
+6 SATA connectors available

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