Compare Power Supplies

Compare SeaSonic SS-860XP2 vs CORSAIR RM1000x SHIFT 2025

SeaSonic SS-860XP2 and CORSAIR RM1000x SHIFT 2025 are both power supplies with the same EPS Connectors (2). The main differences are in Wattage, Modular, PCI-Express 16 Pin 12VHPWR Connectors and PCI-Express 6+2 Pin Connectors.

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SeaSonic SS-860XP2

CORSAIR RM1000x SHIFT 2025

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Pangoly Score (How do we rate?)

96

Pangoly Score (How do we rate?)

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Brand

SeaSonic

Brand

Corsair

Model

PLATINUM-860

Model

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

Release Date

📅 January 2012

Release Date

📅 November 2025

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

User reviews

★★★★★

(4 reviews)

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Price history

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Price history

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Compatible PC parts

Graphics Cards ► Cases ►

Compatible PC parts

Graphics Cards ► Cases ►

Wattage

860 W

Wattage

1000 W

Type

ATX

Type

ATX

Modular

Full

Modular

Full Shifted

Efficiency

80+ Platinum

Efficiency

-

Output

+3.3V@25A, +5V@25A, +12V@71A, -12V@0.5A, +5VSB@3A

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

6

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

10

SATA Connectors

12

Molex Connectors

5

Molex Connectors

4

Length

-

Length

160 mm

-

Options (1)

CORSAIR RM850x Shift 2025

850W
$149.99

Comparison and key differences summary

Reasons to buy the SeaSonic SS-860XP2:

+2 PCI-Express 6+2 Pin connectors available
+1 Molex connectors available

Reasons to buy the CORSAIR RM1000x SHIFT 2025:

Newer Product, it was released around 14 years later
+140 Watts available
+2 SATA connectors available

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