Compare Power Supplies

Compare Fractal Design Ion 3 Gold 750W vs Phanteks AMP Series 550W

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  3. Fractal Design Ion 3 Gold 750W 🆚 Phanteks AMP Series 550W
Fractal Design Ion 3 Gold 750W and Phanteks AMP Series 550W are both power supplies with the same Modular (Full), Efficiency (80+ Gold) and EPS Connectors (2). The main differences are in Wattage, PCI-Express 16 Pin 12VHPWR Connectors, PCI-Express 6+2 Pin Connectors and Molex Connectors.
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Fractal Design Ion 3 Gold 750W Black 80 Plus Gold Fully Modular ATX12V 3.1 FD-P-IA3G-750
Fractal Design Ion 3 Gold 750W
Phanteks AMP Series 550W 80PLUS Gold Fully Modular, Hybrid Mode (PH-P550G_US01)
Phanteks AMP Series 550W
Prices
(Change region)
In Stock
$119.99
Last updated 22 minutes ago.
Out of Stock
Free shipping
$119.99
Out of Stock
$129.99
Prices
(Change region)
Out of Stock
Free shipping
$99.99
Out of Stock
Free shipping
$130.79
-
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Fractal Design
Brand
Phanteks
Model
  • FD-P-IA3G-750
  • FD-P-IA3G-750-EU
Model
  • PH-P550G_US01
  • PH-P550G_AU01
  • PH-P550G
Release Date
📅 November 2025
Release Date
📅 August 2019
* 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
750 W
Wattage
550 W
Type
ATX
Type
ATX
Modular
Full
Modular
Full
Efficiency
80+ Gold
Efficiency
80+ Gold
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
2
SATA Connectors
6
SATA Connectors
6
Molex Connectors
2
Molex Connectors
3
Length
150 mm
Length
140 mm
-

Comparison and key differences summary

Reasons to buy the Fractal Design Ion 3 Gold 750W:

  • Newer Product, it was released around 6 years later
  • +200 Watts available
  • +1 PCI-Express 6+2 Pin connectors available

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Reasons to buy the Phanteks AMP Series 550W:

  • 17% cheaper, you can save $20.00
  • +1 Molex connectors available

Buy now

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