SeaSonic G-650 vs SS-660XP2 Power Supply Comparison

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SeaSonic G-650

SeaSonic SS-660XP2

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Brand

SeaSonic

Brand

SeaSonic

Model

SSR-650RM

Model

SS-660XP2

Release Date

📅 October 2012

Release Date

📅 August 2014

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

User reviews

★★★★★

(61 reviews)

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User reviews

★★★★★

(39 reviews)

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Price history

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Price history

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Compatible PC parts

Graphics Cards ► Cases ►

Compatible PC parts

Graphics Cards ► Cases ►

Pros

80PLUS Gold
Excellent voltage stability
Excellent ripple suppression
Modular
Quiet

Pros

80PLUS Platinum
Excellent voltage stability
Excellent ripple suppression
Fully modular
Quiet

Cons

None

Cons

None

Wattage

650 W

Wattage

660 W

Type

ATX

Type

ATX

Modular

Semi

Modular

Full

Efficiency

80+ Gold

Efficiency

80+ Platinum

Output

+3.3V@20A, +5V@20A, +12V@54A, -12V@0.3A, +5VSB@2.5A

Output

+3.3V@25A, +5@25A, +12V@55A, -12V@0.5A, +5Vsb@3A

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

160 mm

Length

160 mm

Options (32)

	450W Focus Gold
	550W Focus Gold
	650W Focus Gold $99.99
	750W Focus Gold $119.99
	550W Focus+ Gold $119.99
	650W Focus+ Gold $138.99
	750W Focus+ Gold $119.00
	850W Focus+ Gold $139.99
	1000W Focus+ Gold $154.99
	550W Focus+ Platinum $129.99
	650W Focus+ Platinum $149.99
	750W Focus+ Platinum $118.00
	850W Focus+ Platinum
	550W G
	550W Prime Gold
	650W Prime Gold $288.90
	750W Prime Gold $169.99
	850W Prime Gold $179.99
	1000W Prime Gold $149.99
	1300W Prime Gold $247.99
	550W Prime Platinum
	750W Prime Platinum $179.99
	850W Prime Platinum
	1000W Prime Platinum
	1300W Prime Platinum $329.99
	550W Snow Silent
	650W Snow Silent $258.00
	600W Prime Titanium $239.99
	650W Prime Titanium
	750W Prime Titanium $177.55
	850W Prime Titanium $249.99
	850W AirTouch

What are the differences between SeaSonic G-650 and SS-660XP2? Analyze head-to-head all specifications and features to find out the better power supply.