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Product comparison · 2 power supply units

be quiet! Straight Power E9 vs Hiditec PSX 500W

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  • 25specifications compared
  • 18differ
  • 7identical
  • 32known for one product only

Key differences

  • Total power
    • 400 W
    • 500 W
  • AC input voltage
    • 100 - 240 V
    • 115 - 230 V
  • Max output current (+3.3V)
    • 24 A
    • 18 A
  • Max output current (+12V)
    • 32 A
    • 16 A
  • Max output current (+5V)
    • 17 A
    • 20 A
  • Max output current (-12V)
    • 0.3 A
    • 0.5 A
  • Max output current (+5Vsb)
    • 3 A
    • 2.5 A
  • Number of SATA power connectors
    • 5
    • 2

Side by side

Differences highlightedShow differences only
57 specifications
A

be quiet!

Straight Power E9View product
B

Hiditec

PSX 500WView product
Power8 differ
Total powerDiffers400 W500 W
Peak powerKnown for one450 W
AC input voltageDiffers100 - 240 V115 - 230 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input currentKnown for one3 - 6 A
Maximum input current (@110V)Known for one+12V1,+12V2,+12V3,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one0.99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Known for one120 W
Combined power (+12V)Known for one384 W
Combined power (+5V)Known for one120 W
Max output current (+3.3V)Differs24 A18 A
Max output current (+12V)Differs32 A16 A
Max output current (+12V1)Known for one18 A
Max output current (+12V2)Known for one18 A
Max output current (+12V3)Known for one18 A
Max output current (+5V)Differs17 A20 A
Max output current (-12V)Differs0.3 A0.5 A
Max output current (+5Vsb)Differs3 A2.5 A
EfficiencyKnown for one92.9%
Hold timeKnown for one19 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver voltage, Overload, Under power
Ports & interfaces2 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers52
Peripheral (Molex) power connectors (4-pin)Differs42
PCI Express power connectors (6-pin)Known for one1
PCI Express power connectors (6+2 pin)Known for one1
CPU P4 connector (4-pin)11
CPU power connector (4+4 pin)Known for oneYes
Floppy drive power connectorKnown for one1
Cabling typeKnown for oneNon-Modular
ATX power connector (20+4 pin)Known for oneYes
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationKnown for one80 PLUS Gold
ATX versionDiffers2.312.2
Noise levelDiffers14.6 dB21 dB
Bearing technologyKnown for oneFDB
Mean time between failures (MTBF)Known for one300000 h
Design2 differ
Product colourDiffersBlackAluminium
Cooling typeKnown for oneActive
Fan diameterDiffers13.5 cm12 cm
Number of fansKnown for one1 fan(s)
Fan speedKnown for one800
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Certificates1 differ
Compliance certificatesRoHSRoHS
CertificationDiffersCE, CB, TÜV, Semko (S)CE, FCC
Weight & dimensions3 differ
Width150 mm150 mm
DepthDiffers160 mm85 mm
HeightDiffers86 mm160 mm
WeightDiffers2.24 kg1.04 kg
Packaging dataidentical
Package weightKnown for one2.65 kg
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Noise level (silent mode, <30%)Known for one13.7 dB
Noise level (quiet mode, 50%)Known for one13.8 dB
Noise level (full-load mode, 100%)Known for one14.6 dB
Package dimensions (WxDxH)Known for one248 x 328 x 102 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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