Product comparison · 2 power supply units

be quiet! System Power S6 vs Zalman ZM600-ST power supply unit

4specifications compared
2differ
2identical
42known for one product only

Key differences

Total power
- System Power S6:700 W
- ZM600-ST power supply unit:600 W
Product colour
- System Power S6:Black
- ZM600-ST power supply unit:Grey

Side by side

Differences highlightedShow differences only

Comparison of System Power S6, ZM600-ST
46 specifications	A be quiet! System Power S6 View product	B Zalman ZM600-ST power supply unit Model ZM600-ST View product
Power1 differ
Total powerDiffers	700 W	600 W
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Input currentKnown for one	5 - 10 A	Unknown — not stated by the source
Maximum input current (@110V)Known for one	+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V	Unknown — not stated by the source
Power factorKnown for one	0.99	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Combined power (+3.3V)Known for one	180 W	Unknown — not stated by the source
Combined power (+12V)Known for one	672 W	Unknown — not stated by the source
Combined power (+5V)Known for one	180 W	Unknown — not stated by the source
Max output current (+3.3V)Known for one	35 A	Unknown — not stated by the source
Max output current (+12V)Known for one	56 A	Unknown — not stated by the source
Max output current (+12V1)Known for one	18 A	Unknown — not stated by the source
Max output current (+12V2)Known for one	18 A	Unknown — not stated by the source
Max output current (+12V3)Known for one	18 A	Unknown — not stated by the source
Max output current (+12V4)Known for one	18 A	Unknown — not stated by the source
Max output current (+5V)Known for one	30 A	Unknown — not stated by the source
Max output current (-12V)Known for one	0.5 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	3 A	Unknown — not stated by the source
EfficiencyKnown for one	87%	Unknown — not stated by the source
Hold timeKnown for one	23 ms	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over power, Over voltage, Overheating, Short circuit	Unknown — not stated by the source
Ports & interfacesidentical
Motherboard power connectorKnown for one	20+4 pin ATX	Unknown — not stated by the source
Number of SATA power connectorsKnown for one	8	Unknown — not stated by the source
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	1	Unknown — not stated by the source
Floppy drive power connector	1	1
CPU power connectors (8-pin)Known for one	1	Unknown — not stated by the source
Cabling type	Non-Modular	Non-Modular
PCI Express power connectors (6-pin)Known for one	Unknown — not stated by the source	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Performanceidentical
PurposeKnown for one	PC	Unknown — not stated by the source
Power supply unit (PSU) form factorKnown for one	ATX	Unknown — not stated by the source
80 PLUS certificationKnown for one	80 PLUS	Unknown — not stated by the source
ATX versionKnown for one	2.2	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Grey
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameterKnown for one	12 cm	Unknown — not stated by the source
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	CE, CB, TÜV, Nemko (N), Semko (S), Fimko (FI), Demko (D)	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	150 mm	Unknown — not stated by the source
DepthKnown for one	140 mm	Unknown — not stated by the source
HeightKnown for one	86 mm	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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