Compare Power Supplies

Compare Fractal Design Ion 3 Gold 1000W vs Cooler Master GX 650W

The main differences between Fractal Design Ion 3 Gold 1000W and Cooler Master GX 650W are in Wattage, Modular, Efficiency and PCI-Express 16 Pin 12VHPWR Connectors.

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Fractal Design Ion 3 Gold 1000W

Cooler Master GX 650W

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Last updated 42 minutes ago.

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Brand

Fractal Design

Brand

Cooler Master

Model

FD-P-IA3G-100
FD-P-IA3G-100-EU

Model

RS650-ACAAD3-US
RS650-ACAAD3-UK

Release Date

📅 November 2025

Release Date

-

* 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

1000 W

Wattage

650 W

Type

ATX

Type

ATX

Modular

Full

Modular

No

Efficiency

80+ Gold

Efficiency

80+

Output

-

Output

+3.3V@25A, +5V@25A, +12V@52A, -12V@0.5A, +5VSB@2.5A

PCI-Express 16 Pin 12VHPWR Connectors

1

PCI-Express 16 Pin 12VHPWR Connectors

0

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

2

PCI-Express 6 Pin Connectors

0

PCI-Express 6 Pin Connectors

0

EPS Connectors

2

EPS Connectors

1

SATA Connectors

10

SATA Connectors

6

Molex Connectors

2

Molex Connectors

3

Length

150 mm

Length

139 mm

Options (3)

	Black 850 $129.99
	White 1000 $159.99
	Black 750 $119.99

-

Comparison and key differences summary

Reasons to buy the Fractal Design Ion 3 Gold 1000W:

30% cheaper, you can save $69.01
+350 Watts available
Fully modular power supply
Better 80 Plus efficiency
+1 PCI-Express 6+2 Pin connectors available
+1 EPS connectors available
+4 SATA connectors available

Reasons to buy the Cooler Master GX 650W:

+1 Molex connectors available

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