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Product comparison · 2 power supply units

be quiet! Straight Power E9 CM vs Tacens Radix V

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  • 28specifications compared
  • 20differ
  • 8identical
  • 29known for one product only

Key differences

  • Total power
    • 680 W
    • 450 W
  • AC input voltage
    • 100 - 240 V
    • 230 V
  • AC input frequency
    • 50 - 60 Hz
    • 50 Hz
  • Input current
    • 5 - 10 A
    • 5 A
  • Combined power (+3.3V)
    • 160 W
    • 120 W
  • Combined power (+12V)
    • 660 W
    • 420 W
  • Combined power (+5V)
    • 160 W
    • 120 W
  • Max output current (+12V1)
    • 18 A
    • 22 A

Side by side

Differences highlightedShow differences only
57 specifications
A

be quiet!

Straight Power E9 CMView product
B

Tacens

Radix VView product
Power15 differ
Total powerDiffers680 W450 W
Peak powerKnown for one750 W
AC input voltageDiffers100 - 240 V230 V
AC input frequencyDiffers50 - 60 Hz50 Hz
Input currentDiffers5 - 10 A5 A
Maximum input current (@110V)Differs+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one0.99
Combined power (+3.3V)Differs160 W120 W
Combined power (+12V)Differs660 W420 W
Combined power (+5V)Differs160 W120 W
Max output current (+12V)Known for one55 A
Max output current (+12V1)Differs18 A22 A
Max output current (+12V2)Differs18 A20 A
Max output current (+12V3)Known for one22 A
Max output current (+12V4)Known for one22 A
Max output current (+5V)Differs28 A15 A
Max output current (-12V)Differs0.5 A0.3 A
Max output current (+5Vsb)Differs3 A2.5 A
EfficiencyDiffers93%99%
Hold timeKnown for one19 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver current, Over power, Over voltage, Overheating, Overload, Short circuit, Under voltage
Ports & interfaces2 differ
Motherboard power connectorDiffers20+4 pin ATX24-pin ATX
Number of SATA power connectorsKnown for one9
Peripheral (Molex) power connectors (4-pin)Known for one6
PCI Express power connectors (6+2 pin)Known for one4
CPU P4 connector (4-pin)Known for one1
CPU power connector (4+4 pin)Known for oneYes
Floppy drive power connectorKnown for one1
Cabling typeDiffersSemi-ModularNon-Modular
Performance2 differ
80 PLUS certificationKnown for one80 PLUS Gold
ATX versionKnown for one2.31
EPS versionKnown for one2.92
Noise levelDiffers23.6 dB10 dB
Bearing technologyKnown for oneFDB
Mean time between failures (MTBF)Differs300000 h100000 h
Design1 differ
Fan diameterDiffers13.5 cm12 cm
Fan speedKnown for one1390
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Certificatesidentical
CertificationKnown for oneCE, CB, TÜV, Semko (S)
Weight & dimensionsidentical
WidthKnown for one150 mm
DepthKnown for one160 mm
HeightKnown for one86 mm
WeightKnown for one2.66 kg
Packaging dataidentical
Package weightKnown for one3.08 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 one13.7 dB
Noise level (full-load mode, 100%)Known for one23.6 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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