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Product comparison · 2 power supply units

be quiet! System Power S6 vs Zalman ZM500-ST power supply unit

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  • 10specifications compared
  • 5differ
  • 5identical
  • 41known for one product only

Key differences

  • Total power
    • 700 W
    • 500 W
  • Efficiency
    • 87%
    • 86%
  • Number of SATA power connectors
    • 8
    • 6
  • Peripheral (Molex) power connectors (4-pin)
    • 4
    • Yes

Side by side

Differences highlightedShow differences only
51 specifications
A

be quiet!

System Power S6View product
B

Zalman

ZM500-ST power supply unit

Model ZM500-ST

View product
Power3 differ
Total powerDiffers700 W500 W
AC input frequencyKnown for one50 - 60 Hz
Maximum input current (@110V)Known for one+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one0.99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Known for one180 W
Combined power (+12V)Known for one672 W
Combined power (+5V)Known for one180 W
Max output current (+3.3V)Known for one35 A
Max output current (+12V)Known for one56 A
Max output current (+12V1)Known for one18 A
Max output current (+12V2)Known for one18 A
Max output current (+12V3)Known for one18 A
Max output current (+12V4)Known for one18 A
Max output current (+5V)Known for one30 A
Max output current (-12V)Known for one0.5 A
Max output current (+5Vsb)Known for one3 A
EfficiencyDiffers87%86%
Hold timeKnown for one23 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Short circuitOverload, Short circuit
Ports & interfaces2 differ
Motherboard power connectorKnown for one20+4 pin ATX
Number of SATA power connectorsDiffers86
Peripheral (Molex) power connectors (4-pin)Differs4Yes
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6+2 pin)Known for one2
CPU P4 connector (4-pin)Known for one1
CPU power connectors (8-pin)Known for one1
PCI Express power connectors (6-pin)Known for oneYes
ATX Power connector (24-pin)Known for oneYes
Performanceidentical
PurposeKnown for onePC
80 PLUS certificationKnown for one80 PLUS
ATX versionKnown for one2.2
Designidentical
Product colourKnown for oneBlack
Cooling typeKnown for oneActive
Fan diameterKnown for one12 cm
Number of fansKnown for one1 fan(s)
On/off switchKnown for oneYes
Certificatesidentical
CertificationKnown for oneCE, CB, TÜV, Nemko (N), Semko (S), Fimko (FI), Demko (D)
Weight & dimensionsidentical
WidthKnown for one150 mm
DepthKnown for one140 mm
HeightKnown for one86 mm
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-20 - 80 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Other featuresidentical
Dimensions (WxDxH)Known for one150 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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