Zalman ZM500-ST power supply unit vs Zalman ZM600-ST power supply unit

Comparison of ZM500-ST, ZM600-ST

18 specifications	A Zalman ZM500-ST power supply unit Model ZM500-ST View product	B Zalman ZM600-ST power supply unit Model ZM600-ST View product
Power1 differ
Total powerDiffers	500 W	600 W
AC input voltageKnown for one	100 - 240 V	—Unknown — not stated by the source
Input currentKnown for one	5 - 10 A	—Unknown — not stated by the source
EfficiencyKnown for one	86%	—Unknown — not stated by the source
Power protection featuresKnown for one	Overload, Short circuit	—Unknown — not stated by the source
Ports & interfacesidentical
Number of SATA power connectorsKnown for one	6	—Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	Yes	—Unknown — not stated by the source
Performanceidentical
Power supply unit (PSU) form factorKnown for one	ATX	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	—Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 80 °C	—Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	—Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	—Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	150 x 140 x 86 mm	—Unknown — not stated by the source
Designidentical
Product colourKnown for one	—Unknown — not stated by the source	Grey

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.