Compare Power Supplies

Compare Fractal Design Ion 3 Gold 1000W vs MONTECH Century II 850W

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  3. Fractal Design Ion 3 Gold 1000W 🆚 MONTECH Century II 850W
Fractal Design Ion 3 Gold 1000W and MONTECH Century II 850W are both power supplies with the same Modular (Full), Efficiency (80+ Gold) and PCI-Express 16 Pin 12VHPWR Connectors (1). The main differences are in Wattage, PCI-Express 6+2 Pin Connectors, SATA Connectors and Molex Connectors.
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Fractal Design Ion 3 Gold 1000W Black 80 Plus Gold Fully Modular ATX12V 3.1 FD-P-IA3G-100
Fractal Design Ion 3 Gold 1000W
MONTECH Century II 850W ATX 80 Plus Gold & Cybenetics Platinum Fully Modular ATX 3.1 & PCIe 5.1 12V-2x6 Cable
MONTECH Century II 850W
Prices
(Change region)
In Stock
$159.99
Last updated 25 minutes ago.
Out of Stock
Free shipping
$159.99
Out of Stock
$172.99
Prices
(Change region)
In Stock
$89.90
Last updated 24 minutes ago.
In Stock
Free shipping
$89.90
In Stock
$89.99
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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
Montech
Model
  • FD-P-IA3G-100
  • FD-P-IA3G-100-EU
Model
CENTURY II 850W
Release Date
📅 November 2025
Release Date
📅 June 2025
* 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
1000 W
Wattage
850 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
1
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
4
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
2
SATA Connectors
10
SATA Connectors
8
Molex Connectors
2
Molex Connectors
4
Length
150 mm
Length
140 mm

Comparison and key differences summary

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

  • +150 Watts available
  • +2 SATA connectors available

Buy now

Reasons to buy the MONTECH Century II 850W:

  • 44% cheaper, you can save $70.09
  • +1 PCI-Express 6+2 Pin connectors available
  • +2 Molex connectors available

Buy now

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