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Product comparison · 2 power supply units

Chieftec GPS-550A8 power supply unit vs Chieftec GPS-650A8 power supply unit

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  • 36specifications compared
  • 12differ
  • 24identical
  • 18known for one product only

Key differences

  • Total power
    • 550 W
    • 650 W
  • AC input voltage
    • 230 V
    • 220 - 240 V
  • Combined power (+3.3V)
    • 110 W
    • 120 W
  • Combined power (+12V)
    • 504 W
    • 600 W
  • Combined power (+5V)
    • 110 W
    • 120 W
  • Max output current (+3.3V)
    • 18 A
    • 20 A
  • Max output current (+12V1)
    • 42 A
    • 50 A
  • Max output current (+5V)
    • 18 A
    • 20 A

Side by side

Differences highlightedShow differences only
54 specifications
A

Chieftec

GPS-550A8 power supply unit

Model GPS-550A8

View product
B

Chieftec

GPS-650A8 power supply unit

Model GPS-650A8

View product
Power9 differ
Total powerDiffers550 W650 W
AC input voltageDiffers230 V220 - 240 V
AC input frequency47 - 63 Hz47 - 63 Hz
Maximum input current (@110V)Known for one+12V,+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factor0.90.9
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs110 W120 W
Combined power (+12V)Differs504 W600 W
Combined power (+5V)Differs110 W120 W
Combined power (-12V)3.6 W3.6 W
Combined power (+5Vsb)12.5 W12.5 W
Max output current (+3.3V)Differs18 A20 A
Max output current (+12V1)Differs42 A50 A
Max output current (+12V2)Known for one42 A
Max output current (+5V)Differs18 A20 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)2.5 A2.5 A
EfficiencyDiffers80%85%
Power protection featuresOver power, Over voltage, Short circuit, Under voltageOver power, Over voltage, Short circuit, Under voltage
Input currentKnown for one5 A
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers46
Peripheral (Molex) power connectors (4-pin)22
EPS power connector (8-pin)YesYes
PCI Express power connectors (6+2 pin)22
ATX Power connector (24-pin)Known for oneNo
ATX Power connector (20-pin)Known for oneNo
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive connectorYesYes
Floppy drive power connector11
PCI Express connectorYesYes
Cabling typeNon-ModularNon-Modular
SATA power cable lengthKnown for one150,500 mm
PCI Express power cable lengthKnown for one50 cm
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorPS/2PS/2
ATX version2.32.3
80 PLUS certificationKnown for one80 PLUS Bronze
Supported motherboard form factorsKnown for oneATX
Designidentical
Product colourBlackBlack
Cooling typeActiveActive
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationKnown for oneTop
IlluminationKnown for oneNo
LED indicatorsKnown for oneNo
On/off switchKnown for oneYes
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneCE, CB, EAC, ErP, RoHS, interseroh, TÜV
Weight & dimensions2 differ
WidthDiffers150 mm140 mm
DepthDiffers140 mm150 mm
Height87 mm87 mm
Packaging contentidentical
Cables includedKnown for oneAC, PCIe, Peripheral (Molex), SATA
Packaging dataidentical
Package typeKnown for oneBox

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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