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Product comparison · 2 power supply units

Chieftec GPB-300S power supply unit vs Zalman ZM1000-EBT power supply unit

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  • 33specifications compared
  • 21differ
  • 12identical
  • 26known for one product only

Key differences

  • Total power
    • 300 W
    • 1000 W
  • AC input voltage
    • 200 - 240 V
    • 100 - 240 V
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Input current
    • 3 A
    • 15 A
  • Power factor
    • 0.9
    • 99
  • Combined power (+3.3V)
    • 90 W
    • 130 W
  • Combined power (+12V)
    • 264 W
    • 1000 W
  • Combined power (+5V)
    • 90 W
    • 130 W

Side by side

Differences highlightedShow differences only
59 specifications
A

Chieftec

GPB-300S power supply unit

Model GPB-300S

View product
B

Zalman

ZM1000-EBT power supply unit

Model ZM1000-EBT

View product
Power14 differ
Total powerDiffers300 W1000 W
AC input voltageDiffers200 - 240 V100 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Input currentDiffers3 A15 A
Maximum input current (@110V)Known for one15 A
Power factorDiffers0.999
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs90 W130 W
Combined power (+12V)Differs264 W1000 W
Combined power (+5V)Differs90 W130 W
Combined power (-12V)3.6 W3.6 W
Combined power (+5Vsb)Differs12.5 W15 W
Max output current (+3.3V)Differs16 A25 A
Max output current (+12V)Known for one83.4 A
Max output current (+5V)Differs15 A25 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)Differs2.5 A4 A
EfficiencyDiffers85%92%
Power protection featuresDiffersOver voltage, Overload, Short circuit, Under voltageOver current, Over power, Over voltage, Short circuit, Under voltage
Max output current (+12V1)Known for one22 A
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthKnown for one55 cm
Number of SATA power connectors33
SATA power cable lengthKnown for one450 mm
PCI Express power connectors (6+2 pin)Known for one6
PCI Express power cable lengthKnown for one55 cm
CPU P4 connector (4-pin)Known for one1
CPU power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one65 cm
PCI Express connectorKnown for oneYes
Cabling typeDiffersNon-ModularFully-Modular
Peripheral (Molex) power connectors (4-pin)Known for one3
Performance1 differ
PurposePCPC
Power supply unit (PSU) form factorDiffersPS/2ATX
80 PLUS certificationKnown for one80 PLUS Gold
ATX version2.32.3
EPS versionKnown for one2.92
Design2 differ
Product colourDiffersSilverBlack
Cooling typeActiveActive
Fan diameterDiffers12 cm13.5 cm
Number of fans1 fan(s)1 fan(s)
Fan locationTopTop
On/off switchKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 50 °C
Storage temperature (T-T)Known for one-20 - 70 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Packaging contentidentical
Cables includedKnown for oneAC, CPU, PCIe, SATA
Certificatesidentical
Compliance certificatesRoHSRoHS
CertificationKnown for oneCE, CB, EAC, NRTL, FCC, TUV, KC
Weight & dimensions3 differ
WidthDiffers140 mm150 mm
DepthDiffers150 mm180 mm
HeightDiffers87 mm86 mm
WeightKnown for one4.6 kg
Packaging dataidentical
Package typeBoxBox
ManualKnown for oneYes
Other featuresidentical
Voltage toleranceKnown for one99%
Maximum currentKnown for one15 A
Warranty cardKnown for oneYes

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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