Product comparison · 2 power supply units

COUGAR CMX 550W ATX vs FSP650-80EGN power supply unit

Key differences

Total power
- CMX 550W ATX:550 W
- FSP650-80EGN power supply unit:650 W
Number of SATA power connectors
- CMX 550W ATX:6
- FSP650-80EGN power supply unit:4
Peripheral (Molex) power connectors (4-pin)
- CMX 550W ATX:5
- FSP650-80EGN power supply unit:4
PCI Express power connectors (6+2 pin)
- CMX 550W ATX:1
- FSP650-80EGN power supply unit:2
Product colour
- CMX 550W ATX:Black, Orange
- FSP650-80EGN power supply unit:Grey
Dimensions (WxDxH)
- CMX 550W ATX:160 x 150 x 86 mm
- FSP650-80EGN power supply unit:150 x 140 x 86 mm

Differences highlightedShow differences only

Comparison of CMX 550W ATX, FSP650-80EGN
20 specifications	A COUGAR CMX 550W ATX View product	B FSP FSP650-80EGN power supply unit Model FSP650-80EGN View product
Power2 differ
Total powerDiffers	550 W	650 W
EfficiencyKnown for one	Unknown — not stated by the source	90%
Power protection featuresDiffers	Over current, Over voltage, Overload, Short circuit, Under voltage	Over current, Over power, Over voltage, Overload, Short circuit, Under voltage
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Ports & interfaces3 differ
Number of SATA power connectorsDiffers	6	4
Peripheral (Molex) power connectors (4-pin)Differs	5	4
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
PCI Express power connectors (6-pin)	2	2
PCI Express power connectors (6+2 pin)Differs	1	2
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	2
CPU power connector (4+4 pin)	Yes	Yes
ATX power connector (20+4 pin)	Yes	Yes
Floppy drive power connector	1	1
Cabling typeKnown for one	Semi-Modular	Unknown — not stated by the source
Performanceidentical
Power supply unit (PSU) form factorKnown for one	Unknown — not stated by the source	ATX
Noise levelKnown for one	Unknown — not stated by the source	25 dB
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	100000 h
Design1 differ
Product colourDiffers	Black, Orange	Grey
Other features1 differ
Dimensions (WxDxH)Differs	160 x 150 x 86 mm	150 x 140 x 86 mm
Certificatesidentical
CertificationKnown for one	CE, FC, CB	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.