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COMPUTEX 2026
  1. Model
  2. Type
  3. PFC
  4. Input Voltage
  5. Input Current
  6. Input Frequency
  7. Output Capacity
  8. Dimensions
  9. Fan Type
  10. 80 PLUS
  11. Efficiency
  12. MTBF
  13. Protections
  14. Power Good Signal
  15. Hold Up Time
  16. Cable Type
  17. Connectors
View complete spec list

Power Supply Comparison

  • P650SS

    P650SS

  • P550SS

    P550SS

  • Choose from product list
  • Quick Navigate
  • Model
  • Model

    GP-P650SS
    GP-P550SS
  • Type
  • Type

    Intel Form Factor ATX 12V v3.0 (compatible with ATX 3.1)
    Intel Form Factor ATX 12V v3.0 (compatible with ATX 3.1)
  • PFC
  • PFC

    Active PFC (>0.9 typical)
    Active PFC (>0.9 typical)
  • Input Voltage
  • Input Voltage

    155-240 Vac
    155-240 Vac
  • Input Current
  • Input Current

    6.3A
    6.3A
  • Input Frequency
  • Input Frequency

    50-60 Hz
    50-60 Hz
  • Output Capacity
  • Output Capacity

    650W
    550W
  • Dimensions
  • Dimensions

    150 x 140 x 86 mm
    150 x 140 x 86 mm
  • Fan Type
  • Fan Type

    120mm Fluid Dynamic Bearing (FDB) fan
    120mm Fluid Dynamic Bearing (FDB) fan
  • 80 PLUS
  • 80 PLUS

    Silver
    Silver
  • Efficiency
  • Efficiency

    90% at typical load (230V EU)
    90% at typical load (230V EU)
  • MTBF
  • MTBF

    >100,000 hours
    >100,000 hours
  • Protections
  • Protections

    OVP/OPP/SCP/UVP/OCP/OTP
    OVP/OPP/SCP/UVP/OCP/OTP
  • Power Good Signal
  • Power Good Signal

    100-150ms
    100-150ms
  • Hold Up Time
  • Hold Up Time

    >16ms
    >16ms
  • Cable Type
  • Cable Type

    Flat, All black
    Flat, All black
  • Connectors
  • Connectors

    ATX/MB 20+4 Pin x 1 : 600mm*1
    CPU/EPS 4+4 Pin x 2 : 650mm+120mm*1
    PCI-e 6+2 Pin x 2 : 600mm*2
    SATA x 3 + 4 Pin Peripheral x 1 : 500mm+120mm+120mm+120mm*1
    SATA x 2 + 4 Pin Peripheral x 2 : 500mm+120mm+120mm+120mm*1
    ATX/MB 20+4 Pin x 1 : 600mm*1
    CPU/EPS 4+4 Pin x 1 : 650mm*1
    PCI-e 6+2 Pin x 2 : 600mm+120mm*1
    SATA x 3 + 4 Pin Peripheral x 1 : 500mm+120mm+120mm+120mm*1
    SATA x 2 + 4 Pin Peripheral x 2 : 500mm+120mm+120mm+120mm*1
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