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Compare Fractal Design Ion 3 Gold 850W vs Antec EarthWatts Platinum 550W

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  2. Power Supplies
  3. Fractal Design Ion 3 Gold 850W 🆚 Antec EarthWatts Platinum 550W
The main differences between Fractal Design Ion 3 Gold 850W and Antec EarthWatts Platinum 550W are in Wattage, Modular, Efficiency and PCI-Express 16 Pin 12VHPWR Connectors.
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Fractal Design Ion 3 Gold 850W Black 80 Plus Gold Fully Modular ATX12V 3.1 FD-P-IA3G-850
Fractal Design Ion 3 Gold 850W
Antec EarthWatts Platinum 550W 80 PLUS Platinum EA-550
Antec EarthWatts Platinum 550W
Prices
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In Stock
$129.99
Last updated 38 minutes ago.
In Stock
Free shipping
$129.99
Prices
(Change region)
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Pangoly Score (How do we rate?)
-
Pangoly Score (How do we rate?)
88
Brand
Fractal Design
Brand
Antec
Model
  • FD-P-IA3G-850
  • FD-P-IA3G-850-EU
Model
  • EA-550
  • EA-550 Platinum
Release Date
📅 November 2025
Release Date
📅 September 2013
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★★
(10 reviews)
Price history
View Details ►
Price history
View Details ►
Compatible PC parts
Graphics Cards ► Cases ►
Compatible PC parts
Graphics Cards ► Cases ►
Pros
-
Pros
  • 80PLUS Platinum
  • Low price for Platinum unit
  • Very quiet
Cons
-
Cons
  • Not modular
  • Voltage regulation could be better
Wattage
850 W
Wattage
550 W
Type
ATX
Type
ATX
Modular
Full
Modular
No
Efficiency
80+ Gold
Efficiency
80+ Platinum
Output
-
Output
+5V@16A, +3.3V@16A, +12V1@30A, +12V2@30A, +12V3@30A, +12V4@30A, -12V@0.3A, +5VSB@3A
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
6
SATA Connectors
5
Molex Connectors
2
Molex Connectors
4
Length
150 mm
Length
139 mm

Comparison and key differences summary

Reasons to buy the Fractal Design Ion 3 Gold 850W:

  • Newer Product, it was released around 12 years later
  • +300 Watts available
  • Fully modular power supply
  • +1 PCI-Express 6+2 Pin connectors available
  • +1 EPS connectors available
  • +1 SATA connectors available

Buy now

Reasons to buy the Antec EarthWatts Platinum 550W:

  • Better 80 Plus efficiency
  • +2 Molex connectors available

Buy now

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