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Product comparison · 2 power supply units

be quiet! BN229 power supply unit vs Zalman ZM500-GLX power supply unit

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  • 33specifications compared
  • 20differ
  • 13identical
  • 33known for one product only

Key differences

  • Total power
    • 300 W
    • 500 W
  • AC input voltage
    • 110 - 240 V
    • 115 - 230 V
  • Input current
    • 4 A
    • 8 A
  • Power factor
    • 0.9
    • 0.99
  • Combined power (+12V)
    • 264 W
    • 450 W
  • Combined power (+5Vsb)
    • 15 W
    • 12.5 W
  • Max output current (+3.3V)
    • 21 A
    • 20 A
  • Max output current (+5V)
    • 15 A
    • 20 A

Side by side

Differences highlightedShow differences only
66 specifications
A

be quiet!

BN229 power supply unit

Model BN229

View product
B

Zalman

ZM500-GLX power supply unit

Model ZM500-GLX

View product
Power12 differ
Total powerDiffers300 W500 W
Peak powerKnown for one330 W
AC input voltageDiffers110 - 240 V115 - 230 V
Input currentDiffers4 A8 A
Maximum input current (@110V)Differs+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V+12V,+3.3V,+5V,+5Vsb,-12V
Power factorDiffers0.90.99
Combined power (+12V)Differs264 W450 W
Combined power (+5Vsb)Differs15 W12.5 W
Max output current (+3.3V)Differs21 A20 A
Max output current (+12V1)Known for one13 A
Max output current (+12V2)Known for one13 A
Max output current (+5V)Differs15 A20 A
Max output current (+5Vsb)Differs2 A2.5 A
EfficiencyDiffers91.6%87%
Hold timeKnown for one16 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Short circuit, Under voltageOver power, Over voltage, Short circuit, Under voltage
Max output current (+12V)Known for one37.5 A
Ports & interfacesidentical
Motherboard power connectorKnown for one20+4 pin ATX
Number of SATA power connectorsKnown for one4
Peripheral (Molex) power connectors (4-pin)Known for one2
CPU P4 connector (4-pin)Known for one1
Floppy disk drive connectorKnown for oneYes
Floppy drive power connectorKnown for one1
PCI Express connectorKnown for oneYes
Performance2 differ
Power supply unit (PSU) form factorDiffersTFXATX
80 PLUS certificationDiffers80 PLUS Gold80 PLUS
Noise levelKnown for one26.5 dB
Mean time between failures (MTBF)Known for one100000 h
ATX versionKnown for one2.3
Design1 differ
Fan diameterDiffers8 cm12 cm
Fan speedKnown for one2003
Fan locationKnown for oneTop
IlluminationKnown for oneNo
On/off switchKnown for oneYes
Operational conditionsidentical
Storage temperature (T-T)Known for one-20 - 70 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Certificates1 differ
CertificationDiffersCE, CB, TÜVNTRL, FCC, CB, CE, KC, TUV
Weight & dimensions4 differ
WidthDiffers85 mm150 mm
DepthDiffers185 mm140 mm
HeightDiffers65 mm87 mm
WeightDiffers1.2 kg1.95 kg
Packaging dataidentical
ManualKnown for oneYes
Package widthKnown for one190 mm
Package depthKnown for one85 mm
Package heightKnown for one159 mm
Package weightKnown for one1.5 kg
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Warranty cardKnown for oneYes
Noise level (silent mode, <30%)Known for one12.7 dB
Noise level (quiet mode, 50%)Known for one14.5 dB
Noise level (full-load mode, 100%)Known for one26.5 dB
Power over Ethernet (PoE)Known for oneNo

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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