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Product comparison · 2 power supply units

be quiet! Pure Power L8 CM vs Zalman ZM500-HP PLUS

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  • 42specifications compared
  • 17differ
  • 25identical
  • 20known for one product only

Key differences

  • Total power
    • 430 W
    • 500 W
  • Input current
    • 4 - 8 A
    • 8 A
  • Power factor
    • 0.99
    • 99
  • Combined power (+3.3V)
    • 120 W
    • 130 W
  • Combined power (+12V)
    • 396 W
    • 432 W
  • Combined power (+5V)
    • 120 W
    • 130 W
  • Combined power (-12V)
    • 3.6 W
    • 6 W
  • Max output current (+12V1)
    • 22 A
    • 18 A

Side by side

Differences highlightedShow differences only
62 specifications
A

be quiet!

Pure Power L8 CMView product
B

Zalman

ZM500-HP PLUSView product
Power11 differ
Total powerDiffers430 W500 W
Peak powerKnown for one480 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input currentDiffers4 - 8 A8 A
Maximum input current (@110V)+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorDiffers0.9999
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs120 W130 W
Combined power (+12V)Differs396 W432 W
Combined power (+5V)Differs120 W130 W
Combined power (-12V)Differs3.6 W6 W
Combined power (+5Vsb)15 W15 W
Max output current (+3.3V)24 A24 A
Max output current (+12V)Known for one33 A
Max output current (+12V1)Differs22 A18 A
Max output current (+12V2)Differs20 A18 A
Max output current (+5V)Known for one15 A
Max output current (-12V)Differs0.3 A0.5 A
Max output current (+5Vsb)3 A3 A
Efficiency88%88%
Hold timeKnown for one14 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver current, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces2 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers42
Peripheral (Molex) power connectors (4-pin)Differs36
PCI Express power connectors (6-pin)11
PCI Express power connectors (6+2 pin)11
CPU power connector (4+4 pin)YesYes
Floppy drive power connector11
Cabling typeSemi-ModularSemi-Modular
EPS power connector (8-pin)Known for oneYes
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Bronze80 PLUS Bronze
ATX version2.32.3
Noise levelKnown for one20.1 dB
Mean time between failures (MTBF)Known for one100000 h
Designidentical
Product colourBlackBlack
Cooling typeActiveActive
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan speedKnown for one1229
Fan locationKnown for oneSide
On/off switchKnown for oneYes
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 40 °C10 - 40 °C
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%
Certificates1 differ
Compliance certificatesRoHSRoHS
CertificationDiffersErP, WEEE, CE, CB, TUVCB, CEE, FCC
Weight & dimensions2 differ
Width150 mm150 mm
DepthDiffers160 mm165 mm
Height86 mm86 mm
WeightDiffers1.7 kg2.79 kg
Packaging dataidentical
Package weightKnown for one2.45 kg
ManualKnown for oneYes
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Noise level (silent mode, <30%)Known for one16.2 dB
Noise level (quiet mode, 50%)Known for one16.8 dB
Noise level (full-load mode, 100%)Known for one20.1 dB
Package dimensions (WxDxH)Known for one105 x 230 x 280 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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