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Product comparison · 2 power supply units

be quiet! Dark Power Pro 10 vs Zalman ZM1250 Platinum

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  • 36specifications compared
  • 19differ
  • 17identical
  • 28known for one product only

Key differences

  • Total power
    • 550 W
    • 1250 W
  • AC input frequency
    • 50 - 60 Hz
    • 47 - 63 Hz
  • Input current
    • 7 - 3.5 A
    • 15 A
  • Power factor
    • 0.99
    • 99
  • Combined power (+3.3V)
    • 110 W
    • 150 W
  • Combined power (+12V)
    • 540 W
    • 1250 W
  • Combined power (+5V)
    • 110 W
    • 150 W
  • Max output current (+12V1)
    • 20 A
    • 45 A

Side by side

Differences highlightedShow differences only
64 specifications
A

be quiet!

Dark Power Pro 10View product
B

Zalman

ZM1250 PlatinumView product
Power13 differ
Total powerDiffers550 W1250 W
Peak powerKnown for one610 W
AC input voltage100 - 240 V100 - 240 V
AC input frequencyDiffers50 - 60 Hz47 - 63 Hz
Input currentDiffers7 - 3.5 A15 A
Maximum input current (@110V)Differs+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorDiffers0.9999
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Differs110 W150 W
Combined power (+12V)Differs540 W1250 W
Combined power (+5V)Differs110 W150 W
Combined power (-12V)Known for one6 W
Combined power (+5Vsb)Known for one15 W
Max output current (+3.3V)25 A25 A
Max output current (+12V)Known for one45 A
Max output current (+12V1)Differs20 A45 A
Max output current (+12V2)Differs20 A65 A
Max output current (+12V3)Known for one25 A
Max output current (+12V4)Known for one25 A
Max output current (+5V)25 A25 A
Max output current (-12V)Differs0.5 A0.8 A
Max output current (+5Vsb)Differs3 A4 A
Efficiency93%93%
Hold timeDiffers24 ms16 ms
Power protection featuresOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers93
Peripheral (Molex) power connectors (4-pin)Known for one7
PCI Express power connectors (6-pin)Known for one1
PCI Express power connectors (6+2 pin)44
CPU power connector (4+4 pin)YesYes
Floppy drive power connector11
CPU power connectors (8-pin)Known for one1
Cabling typeSemi-ModularSemi-Modular
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationDiffers80 PLUS Gold80 PLUS Platinum
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
Design1 differ
Product colourBlackBlack
Cooling typeActiveActive
Fan diameterDiffers13.5 cm14 cm
Number of fans1 fan(s)1 fan(s)
Fan speedKnown for one1500
Fan locationKnown for oneSide
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 40 °C0 - 50 °C
Storage temperature (T-T)Known for one-20 - 70 °C
Operating relative humidity (H-H)Known for one20 - 90%
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 & dimensions1 differ
Width150 mm150 mm
DepthDiffers180 mm200 mm
Height86 mm86 mm
WeightKnown for one3.51 kg
Packaging dataidentical
Package weightKnown for one4.08 kg
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

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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