Product comparison · 2 power supply units

Chieftec APS-500S power supply unit vs Zalman ZM660-XT power supply unit

9specifications compared
5differ
4identical
12known for one product only

Key differences

Total power
- APS-500S power supply unit:500 W
- ZM660-XT power supply unit:660 W
Efficiency
- APS-500S power supply unit:80%
- ZM660-XT power supply unit:88%
Power protection features
- APS-500S power supply unit:Over current, Over voltage
- ZM660-XT power supply unit:Overload, Short circuit
Cabling type
- APS-500S power supply unit:Non-Modular
- ZM660-XT power supply unit:Semi-Modular
Dimensions (WxDxH)
- APS-500S power supply unit:155 x 150 x 85 mm
- ZM660-XT power supply unit:150 x 180 x 86 mm

Side by side

Differences highlightedShow differences only

Comparison of APS-500S, ZM660-XT
21 specifications	A Chieftec APS-500S power supply unit Model APS-500S View product	B Zalman ZM660-XT power supply unit Model ZM660-XT View product
Power3 differ
Total powerDiffers	500 W	660 W
EfficiencyDiffers	80%	88%
Power protection featuresDiffers	Over current, Over voltage	Overload, Short circuit
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Ports & interfaces1 differ
Number of SATA power connectors	4	4
PCI Express power connectors (6-pin)	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Cabling typeDiffers	Non-Modular	Semi-Modular
Peripheral (Molex) power connectors (4-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
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Fan diameter	14 cm	14 cm
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	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Other features1 differ
Dimensions (WxDxH)Differs	155 x 150 x 85 mm	150 x 180 x 86 mm
Ports quantityKnown for one	Unknown — not stated by the source	6
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240VAC, 50-60Hz
Power over Ethernet (PoE)Known for one	No	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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