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Product comparison · 2 power supply units

be quiet! Dark Power Pro 10 vs Zalman ZM550-XG power supply unit

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  • 38specifications compared
  • 17differ
  • 21identical
  • 33known for one product only

Key differences

  • Input current
    • 7 - 3.5 A
    • 7 A
  • Power factor
    • 0.99
    • 99
  • Combined power (+3.3V)
    • 110 W
    • 140 W
  • Combined power (+5V)
    • 110 W
    • 140 W
  • Combined power (-12V)
    • 6 W
    • 3.6 W
  • Combined power (+5Vsb)
    • 15 W
    • 12.5 W
  • Max output current (+3.3V)
    • 25 A
    • 22 A
  • Max output current (+5V)
    • 25 A
    • 18 A

Side by side

Differences highlightedShow differences only
71 specifications
A

be quiet!

Dark Power Pro 10View product
B

Zalman

ZM550-XG power supply unit

Model ZM550-XG

View product
Power12 differ
Peak powerKnown for one610 W
Input currentDiffers7 - 3.5 A7 A
Maximum input current (@110V)Differs+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V+12V,+3.3V,+5V,+5Vsb,-12V
Power factorDiffers0.9999
Combined power (+3.3V)Differs110 W140 W
Combined power (+5V)Differs110 W140 W
Combined power (-12V)Differs6 W3.6 W
Combined power (+5Vsb)Differs15 W12.5 W
Max output current (+3.3V)Differs25 A22 A
Max output current (+12V1)Known for one20 A
Max output current (+12V2)Known for one20 A
Max output current (+12V3)Known for one25 A
Max output current (+12V4)Known for one25 A
Max output current (+5V)Differs25 A18 A
Max output current (-12V)Differs0.5 A0.3 A
Max output current (+5Vsb)Differs3 A12.5 A
EfficiencyDiffers93%92%
Hold timeKnown for one24 ms
Ports & interfaces2 differ
Number of SATA power connectorsDiffers92
Peripheral (Molex) power connectors (4-pin)Differs76
PCI Express power connectors (6-pin)Known for one1
CPU power connectors (8-pin)Known for one1
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive connectorKnown for oneYes
PCI Express connectorKnown for oneYes
Performance1 differ
ATX versionKnown for one2.31
EPS versionKnown for one2.92
Noise levelKnown for one12.9 dB
Bearing technologyKnown for oneFDB
Mean time between failures (MTBF)Differs300000 h100000 h
Design2 differ
Product colourDiffersBlackYellow
Fan diameterDiffers13.5 cm13.9 cm
Fan speedKnown for one1500
Fan locationKnown for oneSide
LED indicatorsKnown for oneNo
On/off switchKnown for oneYes
Operational conditionsidentical
Storage temperature (T-T)Known for one-20 - 80 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneCE, CB, TÜV, Nemko (N), Semko (S), Fimko (FI), Demko (D), FCC, cTUVus
Weight & dimensionsidentical
WeightKnown for one3.51 kg
Packaging dataidentical
Package weightKnown for one4.08 kg
ManualKnown for oneYes
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Noise level (silent mode, <30%)Known for one11.7 dB
Noise level (quiet mode, 50%)Known for one11.7 dB
Noise level (full-load mode, 100%)Known for one12.9 dB
Package dimensions (WxDxH)Known for one272 x 118 x 400 mm
Dimensions (WxDxH)Known for one150 x 180 x 86 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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