Compare Power Supplies

Compare Thermaltake Smart 550W vs Toughpower SFX 550W

Thermaltake Smart 550W and Thermaltake Toughpower SFX 550W are both power supplies with the same Wattage (550 W), PCI-Express 6+2 Pin Connectors (2) and EPS Connectors (1). The main differences are in Modular, Efficiency, SATA Connectors and Molex Connectors.

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Thermaltake Smart 550W

Thermaltake Toughpower SFX 550W

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Brand

Thermaltake

Brand

Thermaltake

Model

SP-550PCBUS
TT-SP-550PCBAU
SP-550P

Model

PS-STP-0550FNFAGE-1
PS-STP-0550FNFAGU-1

Release Date

📅 August 2018

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

550 W

Wattage

550 W

Type

ATX

Type

SFX

Modular

No

Modular

Full

Efficiency

80+ Bronze

Efficiency

80+ Gold

Output

+3.3V@24A, +5V@15A, +12V@42A, -12V@0.5A, +5VSB@3.0A

Output

-

PCI-Express 16 Pin 12VHPWR Connectors

0

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

2

PCI-Express 6+2 Pin Connectors

2

PCI-Express 6 Pin Connectors

0

PCI-Express 6 Pin Connectors

0

EPS Connectors

1

EPS Connectors

1

SATA Connectors

6

SATA Connectors

3

Molex Connectors

4

Molex Connectors

2

Length

139 mm

Length

100 mm

Options (2)

	650W
	750W

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Comparison and key differences summary

Reasons to buy the Thermaltake Smart 550W:

+3 SATA connectors available
+2 Molex connectors available

Reasons to buy the Thermaltake Toughpower SFX 550W:

Fully modular power supply
Better 80 Plus efficiency

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