Product comparison · 2 power supply units

StarTech.com 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply vs StarTech.com ATXPW550PRO2 power supply unit

19specifications compared
11differ
8identical
26known for one product only

Key differences

Total power
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:530 W
- ATXPW550PRO2 power supply unit:550 W
Peak power
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:600 W
- ATXPW550PRO2 power supply unit:715 W
Input current
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:10 A
- ATXPW550PRO2 power supply unit:100 A
Efficiency
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:85.61%
- ATXPW550PRO2 power supply unit:72%
Number of SATA power connectors
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:5
- ATXPW550PRO2 power supply unit:7
Noise level
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:31.3 dB
- ATXPW550PRO2 power supply unit:31.8 dB
Product colour
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:Grey
- ATXPW550PRO2 power supply unit:Silver
Fan diameter
- 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply:8 cm
- ATXPW550PRO2 power supply unit:12 cm

Side by side

Differences highlightedShow differences only

Comparison of ATX2PW530PRO, ATXPW550PRO2
45 specifications	A StarTech.com 530 Watt ATX12V 2.3 80 Plus PRO Computer Power Supply Model ATX2PW530PRO View product	B StarTech.com ATXPW550PRO2 power supply unit Model ATXPW550PRO2 View product
Power4 differ
Total powerDiffers	530 W	550 W
Peak powerDiffers	600 W	715 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Input currentDiffers	10 A	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	85.61%	72%
Ports & interfaces1 differ
Motherboard power connectorKnown for one	Unknown — not stated by the source	24-pin ATX
Number of SATA power connectorsDiffers	5	7
CPU power connector (4+4 pin)Known for one	Unknown — not stated by the source	Yes
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	3	Unknown — not stated by the source
EPS power connector (8-pin)Known for one	Yes	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
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	31.3 dB	31.8 dB
Bearing technologyKnown for one	Unknown — not stated by the source	FDB
Design2 differ
Product colourDiffers	Grey	Silver
Fan diameterDiffers	8 cm	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 conditions1 differ
Operating relative humidity (H-H)Differs	5 - 90%	10 - 90%
Weight & dimensions1 differ
WeightDiffers	1.71 kg	1.83 kg
Packaging data1 differ
Package weightDiffers	1.96 kg	2.04 kg
Package widthKnown for one	100 mm	Unknown — not stated by the source
Package depthKnown for one	225 mm	Unknown — not stated by the source
Package heightKnown for one	225 mm	Unknown — not stated by the source
Other featuresidentical
Maximum currentKnown for one	60A@110V AC, 120A@220V AC	Unknown — not stated by the source
Output voltage noteKnown for one	+12.0V1, +12.0V2, +12.0V3, +12.0V4, -12.0V, +3.3V, +5.0V, +5.0Vsb	Unknown — not stated by the source
Ports quantityKnown for one	13	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	CE, FCC, 80 Plus, RoHS	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.

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