Product comparison · 2 power supply units

Chieftec CTB-450S power supply unit vs Chieftec CTB-500S power supply unit

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  • 30specifications compared
  • 4differ
  • 26identical
  • 4known for one product only

Key differences

  • Total power
    • CTB-450S power supply unit:450 W
    • CTB-500S power supply unit:500 W
  • Peak power
    • CTB-450S power supply unit:450 W
    • CTB-500S power supply unit:500 W
  • Combined power (+12V)
    • CTB-450S power supply unit:350 W
    • CTB-500S power supply unit:400 W
  • Number of SATA power connectors
    • CTB-450S power supply unit:4
    • CTB-500S power supply unit:6

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Comparison of CTB-450S, CTB-500S
34 specifications
Power3 differ
Total powerDiffers450 W500 W
Peak powerDiffers450 W500 W
AC input voltage230 V230 V
Combined power (+3.3V)120 W120 W
Combined power (+12V)Differs350 W400 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)24 A24 A
Max output current (+12V)20 A20 A
Max output current (+5V)20 A20 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 & interfaces1 differ
Motherboard power connector24-pin ATX24-pin ATX
Number of SATA power connectorsDiffers46
Peripheral (Molex) power connectors (4-pin)33
PCI Express power connectors (6-pin)Known for one1Unknown — not stated by the source
CPU P4 connector (4-pin)11
Floppy drive power connector11
Cabling typeNon-ModularNon-Modular
PCI Express power connectors (6+2 pin)Known for oneUnknown — not stated by the source2
PCI Express power connectors (8-pin)Known for oneUnknown — not stated by the source1
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS80 PLUS
ATX version2.32.3
Noise level24 dB24 dB
Mean time between failures (MTBF)100000 h100000 h
Designidentical
Product colourGreyGrey
Fan diameter12 cm12 cm
Number of fansKnown for one1 fan(s)Unknown — not stated by the source
Certificatesidentical
CertificationFCC, CE, CB, RoHSFCC, CE, CB, RoHS
Other featuresidentical
Dimensions (WxDxH)150 x 140 x 87 mm150 x 140 x 87 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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