Super Flower Leadex III Bronze PRO 550W vs CORSAIR RM850x Shift 2025 Power Supply Comparison

Super Flower Leadex III Bronze PRO 550W and CORSAIR RM850x Shift 2025 are both power supplies with the same Molex Connectors (4). The main differences are in Wattage, Modular, PCI-Express 16 Pin 12VHPWR Connectors and PCI-Express 6+2 Pin Connectors.

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Super Flower Leadex III Bronze PRO 550W	CORSAIR RM850x Shift 2025
Prices (Change region) Out of Stock + $8.68 Shipping $79.99 - Buy now	Prices (Change region) In Stock $149.99 Last updated 15 minutes ago. In Stock Free shipping $149.99 In Stock Free shipping $169.99 In Stock $204.99 Show 1 more offers
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Brand SUPER FLOWER	Brand Corsair
Model SF-550R14HE	Model CP-9020299-NA CP-9020299-EU CP-9020299-UK CP-9020299-AU
Release Date -	Release Date 📅 November 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Graphics Cards ► Cases ►	Compatible PC parts Graphics Cards ► Cases ►
Wattage 550 W	Wattage 850 W
Type ATX	Type ATX
Modular Full	Modular Full Shifted
Efficiency 80+ Bronze	Efficiency -
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 2	PCI-Express 6+2 Pin Connectors 4
PCI-Express 6 Pin Connectors 0	PCI-Express 6 Pin Connectors 0
EPS Connectors 1	EPS Connectors 2
SATA Connectors 6	SATA Connectors 9
Molex Connectors 4	Molex Connectors 4
Length 150 mm	Length 160 mm