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Product comparison · 2 power supply units

Zalman ZM450-GS power supply unit vs Zalman ZM500-GT power supply unit

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  • 38specifications compared
  • 20differ
  • 18identical
  • 12known for one product only

Key differences

  • Total power
    • 450 W
    • 500 W
  • AC input voltage
    • 115 - 230 V
    • 100 - 240 V
  • Combined power (+3.3V)
    • 120 W
    • 123 W
  • Combined power (+5V)
    • 120 W
    • 123 W
  • Combined power (-12V)
    • 3.6 W
    • 6 W
  • Max output current (+3.3V)
    • 22 A
    • 24 A
  • Max output current (+12V1)
    • 21 A
    • 18 A
  • Max output current (+5V)
    • 18 A
    • 24 A

Side by side

Differences highlightedShow differences only
50 specifications
A

Zalman

ZM450-GS power supply unit

Model ZM450-GS

View product
B

Zalman

ZM500-GT power supply unit

Model ZM500-GT

View product
Power11 differ
Total powerDiffers450 W500 W
AC input voltageDiffers115 - 230 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Maximum input current (@110V)Known for one+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs120 W123 W
Combined power (+5V)Differs120 W123 W
Combined power (-12V)Differs3.6 W6 W
Combined power (+5Vsb)12.5 W12.5 W
Max output current (+3.3V)Differs22 A24 A
Max output current (+12V1)Differs21 A18 A
Max output current (+12V2)18 A18 A
Max output current (+5V)Differs18 A24 A
Max output current (-12V)Differs0.3 A0.5 A
Max output current (+5Vsb)2.5 A2.5 A
EfficiencyDiffers84%87%
Power protection featuresDiffersOver power, Over voltage, Short circuit, Under voltageOver current, Over power, Over voltage, Short circuit, Under voltage
Power factorKnown for one0.99
Ports & interfaces3 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers36
Peripheral (Molex) power connectors (4-pin)Differs04
PCI Express power connectors (6-pin)Known for one1
PCI Express power connectors (6+2 pin)Differs12
CPU power connector (4+4 pin)YesYes
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive connectorKnown for oneYes
Floppy drive power connector11
Cabling typeNon-ModularNon-Modular
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
ATX version2.32.3
80 PLUS certificationKnown for one80 PLUS
Mean time between failures (MTBF)Known for one100000 h
Designidentical
Product colourBlackBlack
Cooling typeActiveActive
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationKnown for oneTop
Operational conditions3 differ
Operating temperature (T-T)Differs32 - 104 °F0 - 40 °C
Storage temperature (T-T)Differs-20 - 70 °C-20 - 80 °C
Operating relative humidity (H-H)Differs20 - 90%5 - 95%
Storage relative humidity (H-H)5 - 95%5 - 95%
Weight & dimensions3 differ
WidthDiffers140 mm150 mm
DepthDiffers150 mm140 mm
Height86 mm86 mm
WeightDiffers1.92 kg2.17 kg
Packaging dataidentical
ManualKnown for oneYes
Other featuresidentical
Dimensions (WxDxH)Known for one140 x 150 x 86 mm
Ports quantityKnown for one12
Certificatesidentical
Compliance certificatesKnown for oneRoHS

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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