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Product comparison · 2 power supply units

Chieftec CTB-400S power supply unit vs Chieftec GPA-400S power supply unit

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  • 28specifications compared
  • 6differ
  • 22identical
  • 6known for one product only

Key differences

  • Peak power
    • 400 W
    • 40 W
  • Combined power (+12V)
    • 300 W
    • 336 W
  • Max output current (+3.3V)
    • 24 A
    • 22 A
  • Max output current (+5V)
    • 20 A
    • 18 A
  • Motherboard power connector
    • 24-pin ATX
    • 20+4 pin ATX
  • Peripheral (Molex) power connectors (4-pin)
    • 3
    • 2

Side by side

Differences highlightedShow differences only
34 specifications
A

Chieftec

CTB-400S power supply unit

Model CTB-400S

View product
B

Chieftec

GPA-400S power supply unit

Model GPA-400S

View product
Power4 differ
Total power400 W400 W
Peak powerDiffers400 W40 W
AC input voltage230 V230 V
Combined power (+3.3V)120 W120 W
Combined power (+12V)Differs300 W336 W
Combined power (+5V)120 W120 W
Combined power (-12V)3.6 W3.6 W
Combined power (+5Vsb)12.5 W12.5 W
Max output current (+3.3V)Differs24 A22 A
Max output current (+12V)18 A18 A
Max output current (+5V)Differs20 A18 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)2.5 A2.5 A
Power protection featuresOver current, Over voltage, Overload, Short circuit, Under voltage, OverheatingOver current, Over voltage, Overload, Short circuit, Under voltage, Overheating
Ports & interfaces2 differ
Motherboard power connectorDiffers24-pin ATX20+4 pin ATX
Number of SATA power connectors33
Peripheral (Molex) power connectors (4-pin)Differs32
PCI Express power connectors (6-pin)Known for one1
CPU P4 connector (4-pin)11
Floppy drive power connector11
Cabling typeNon-ModularNon-Modular
PCI Express power connectors (6+2 pin)Known for one1
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationKnown for one80 PLUS
ATX version2.32.3
Noise level24 dB24 dB
Mean time between failures (MTBF)100000 h100000 h
Compatible productsKnown for oneFCC, CE, CB
Designidentical
Product colourGreyGrey
Fan diameter12 cm12 cm
Number of fansKnown for one1 fan(s)
Other featuresidentical
Dimensions (WxDxH)150 x 140 x 87 mm150 x 140 x 87 mm
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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