Product comparison · 2 power supply units

FSP650-80EGN power supply unit vs StarTech.com ATXPW550PRO2 power supply unit

11specifications compared
6differ
5identical
29known for one product only

Key differences

Total power
- FSP650-80EGN power supply unit:650 W
- ATXPW550PRO2 power supply unit:550 W
Efficiency
- FSP650-80EGN power supply unit:90%
- ATXPW550PRO2 power supply unit:72%
Number of SATA power connectors
- FSP650-80EGN power supply unit:4
- ATXPW550PRO2 power supply unit:7
Noise level
- FSP650-80EGN power supply unit:25 dB
- ATXPW550PRO2 power supply unit:31.8 dB
Product colour
- FSP650-80EGN power supply unit:Grey
- ATXPW550PRO2 power supply unit:Silver

Side by side

Differences highlightedShow differences only

Comparison of FSP650-80EGN, ATXPW550PRO2
40 specifications	A FSP FSP650-80EGN power supply unit Model FSP650-80EGN View product	B StarTech.com ATXPW550PRO2 power supply unit Model ATXPW550PRO2 View product
Power3 differ
Total powerDiffers	650 W	550 W
Peak powerKnown for one	Unknown — not stated by the source	715 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Input currentKnown for one	Unknown — not stated by the source	100 A
Max output current (+3.3V)Known for one	Unknown — not stated by the source	30 A
Max output current (+12V)Known for one	Unknown — not stated by the source	18 A
Max output current (+5V)Known for one	Unknown — not stated by the source	50 A
Max output current (-12V)Known for one	Unknown — not stated by the source	1 A
Max output current (+5Vsb)Known for one	Unknown — not stated by the source	2.5 A
EfficiencyDiffers	90%	72%
Power protection featuresDiffers	Over current, Over power, Over voltage, Overload, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit
Ports & interfaces1 differ
Motherboard power connectorKnown for one	Unknown — not stated by the source	24-pin ATX
Number of SATA power connectorsDiffers	4	7
PCI Express power connectors (6-pin)	2	2
CPU power connector (4+4 pin)	Yes	Yes
Cabling typeKnown for one	Unknown — not stated by the source	Non-Modular
I/O portsKnown for one	Unknown — not stated by the source	2 x SP4, 5 x LP4
Peripheral (Molex) power connectors (4-pin)Known for one	4	Unknown — not stated by the source
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	2	Unknown — not stated by the source
ATX power connector (20+4 pin)Known for one	Yes	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Performance1 differ
PurposeKnown for one	Unknown — not stated by the source	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX versionKnown for one	Unknown — not stated by the source	2.01
EPS versionKnown for one	Unknown — not stated by the source	2.92
Noise levelDiffers	25 dB	31.8 dB
Bearing technologyKnown for one	Unknown — not stated by the source	FDB
Mean time between failures (MTBF)	100000 h	100000 h
Design1 differ
Product colourDiffers	Grey	Silver
Fan diameterKnown for one	Unknown — not stated by the source	12 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
Fan speedKnown for one	Unknown — not stated by the source	1800
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 80 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	1.83 kg
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	2.04 kg
Other featuresidentical
Dimensions (WxDxH)	150 x 140 x 86 mm	150 x 140 x 86 mm

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.

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