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Product comparison · 2 power supply units

Chieftec APC-550C power supply unit vs Chieftec GPA-400B8 power supply unit

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  • 26specifications compared
  • 15differ
  • 11identical
  • 25known for one product only

Key differences

  • Total power
    • 550 W
    • 400 W
  • AC input voltage
    • 100 - 240 V
    • 230 V
  • Combined power (+3.3V)
    • 150 W
    • 100 W
  • Combined power (+5V)
    • 150 W
    • 100 W
  • Max output current (+3.3V)
    • 25 A
    • 16 A
  • Max output current (+12V1)
    • 25 A
    • 30 A
  • Max output current (+5V)
    • 25 A
    • 16 A
  • Motherboard power connector
    • 24-pin ATX
    • 20+4 pin ATX

Side by side

Differences highlightedShow differences only
51 specifications
A

Chieftec

APC-550C power supply unit

Model APC-550C

View product
B

Chieftec

GPA-400B8 power supply unit

Model GPA-400B8

View product
Power7 differ
Total powerDiffers550 W400 W
AC input voltageDiffers100 - 240 V230 V
AC input frequency47 - 63 Hz47 - 63 Hz
Maximum input current (@110V)Known for one+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one0.9
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs150 W100 W
Combined power (+12V)Known for one450 W
Combined power (+5V)Differs150 W100 W
Max output current (+3.3V)Differs25 A16 A
Max output current (+12V1)Differs25 A30 A
Max output current (+12V2)Known for one25 A
Max output current (+5V)Differs25 A16 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)2.5 A2.5 A
Power protection featuresOver voltage, Overload, Short circuit, Under voltageOver voltage, Overload, Short circuit, Under voltage
Input currentKnown for one3 A
Combined power (-12V)Known for one3.6 W
Combined power (+5Vsb)Known for one12.5 W
Ports & interfaces5 differ
Motherboard power connectorDiffers24-pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers63
Peripheral (Molex) power connectors (4-pin)Differs42
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6-pin)Known for one1
PCI Express power connectors (6+2 pin)11
ATX Power connector (24-pin)Known for oneYes
ATX Power connector (20-pin)Known for oneNo
ATX power connector (20+4 pin)Known for oneNo
Floppy disk drive connectorKnown for oneYes
Floppy drive power connectorDiffers21
PCI Express connectorKnown for oneYes
Cabling typeDiffersSemi-ModularNon-Modular
CPU power connector (4+4 pin)Known for oneYes
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorPS/2PS/2
80 PLUS certificationKnown for one80 PLUS
ATX versionKnown for one2.3
Mean time between failures (MTBF)Known for one100000 h
Design2 differ
Product colourDiffersBlackMetallic
Cooling typeKnown for oneActive
Fan diameterDiffers14 cm12 cm
Number of fansKnown for one1 fan(s)
Fan locationKnown for oneTop
IlluminationKnown for oneNo
On/off switchKnown for oneYes
Certificatesidentical
Compliance certificatesRoHSRoHS
Weight & dimensions1 differ
Width150 mm150 mm
DepthDiffers155 mm140 mm
Height87 mm87 mm
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Parallel processing technology supportKnown for one2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX, 3-Way SLI, 4-Way CrossFireX, 4-Way SLI

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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