Thermaltake Smart 550W vs Smart BX1 450W Power Supply Comparison

Thermaltake Smart 550W and Thermaltake Smart BX1 450W are both power supplies with the same Modular (No), Efficiency (80+ Bronze) and PCI-Express 6+2 Pin Connectors (2). The main differences are in Wattage, SATA Connectors, Molex Connectors and Length.

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Thermaltake Smart 550W

Thermaltake Smart BX1 450W

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Brand

Thermaltake

Brand

Thermaltake

Model

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

Model

PS-SPD-0450NNFABU-1

Release Date

📅 August 2018

Release Date

📅 February 2019

* First availability for purchase, it may not correspond to the actual market launch date.

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Compatible PC parts

Graphics Cards ► Cases ►

Compatible PC parts

Graphics Cards ► Cases ►

Wattage

550 W

Wattage

450 W

Type

ATX

Type

ATX

Modular

Efficiency

80+ Bronze

Efficiency

80+ Bronze

Output

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

Output

PCI-Express 16 Pin 12VHPWR Connectors

PCI-Express 12 Pin Connectors

PCI-Express 6+2 Pin Connectors

PCI-Express 6 Pin Connectors

EPS Connectors

SATA Connectors

Molex Connectors

Length

139 mm

Length

140 mm

Options (2)

	650W
	750W

Options (9)

	500W 80+ Gold Power $59.99
	700W 80+ Gold Power $80.99
	600W 80+ Gold Power $56.99
	430W 80+ White Power $34.99
	550W 80+ Bronze Power $34.99
	600W 80+ White Power $42.99
	650W 80+ Bronze Power $115.56
	500W 80+ White Power $39.99
	700W 80+ White Power $54.99