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Product comparison · 2 power supply units

Chieftec PSF-400B power supply unit vs COUGAR VTX450 power supply unit

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  • 27specifications compared
  • 16differ
  • 11identical
  • 25known for one product only

Key differences

  • Total power
    • 400 W
    • 450 W
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Combined power (+3.3V)
    • 100 W
    • 120 W
  • Combined power (+12V)
    • 360 W
    • 420 W
  • Combined power (+5V)
    • 100 W
    • 120 W
  • Max output current (+3.3V)
    • 16 A
    • 24 A
  • Max output current (+5Vsb)
    • 2.5 A
    • 3 A
  • Efficiency
    • 87%
    • 88%

Side by side

Differences highlightedShow differences only
52 specifications
A

Chieftec

PSF-400B power supply unit

Model PSF-400B

View product
B

COUGAR

VTX450 power supply unit

Model VTX450

View product
Power9 differ
Total powerDiffers400 W450 W
AC input voltage100 - 240 V100 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Input currentKnown for one4 - 8 A
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs100 W120 W
Combined power (+12V)Differs360 W420 W
Combined power (+5V)Differs100 W120 W
Max output current (+3.3V)Differs16 A24 A
Max output current (+12V)Known for one35 A
Max output current (+5V)15 A15 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)Differs2.5 A3 A
EfficiencyDiffers87%88%
Power protection featuresDiffersOverload, Short circuitOver current, Over power, Over voltage, Short circuit, Under voltage
Combined power (-12V)Known for one3.6 W
Combined power (+5Vsb)Known for one12.5 W
Max output current (+12V1)Known for one30 A
Ports & interfaces1 differ
Motherboard power connectorDiffers24-pin ATX20+4 pin ATX
Number of SATA power connectors44
Peripheral (Molex) power connectors (4-pin)33
PCI Express power connectors (6+2 pin)Known for one2
CPU power connector (4+4 pin)Known for oneYes
CPU power connectors (8-pin)Known for one1
PCI Express connectorKnown for oneYes
Cabling typeNon-ModularNon-Modular
Motherboard power cable lengthKnown for one45 cm
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6-pin)Known for one1
Floppy drive power connectorKnown for one1
Performanceidentical
PurposePCPC
80 PLUS certification80 PLUS Bronze80 PLUS Bronze
Power supply unit (PSU) form factorKnown for oneATX
ATX versionKnown for one2.3
Design3 differ
Product colourDiffersMetallicBlack
Fan diameterDiffers8 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationDiffersSideTop
On/off switchKnown for oneYes
Cooling typeKnown for oneActive
Certificatesidentical
CertificationKnown for oneOCP, SCP, OVP, UVP, OPP
Compliance certificatesKnown for oneRoHS
Weight & dimensions3 differ
WidthDiffers150 mm140 mm
DepthDiffers140 mm150 mm
HeightDiffers87 mm86 mm
Packaging dataidentical
ManualKnown for oneYes
Package typeKnown for oneBox
Technical detailsidentical
Sustainability certificatesENERGY STARENERGY STAR
Other featuresidentical
Case colourKnown for oneBlack
Number of SATA connectorsKnown for one4
PCI Express slots quantityKnown for one2
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020

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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