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Product comparison · 2 power supply units

Aerocool VX Plus 450 vs be quiet! Straight Power 11 850W Platinum

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  • 30specifications compared
  • 23differ
  • 7identical
  • 55known for one product only

Key differences

  • Total power
    • 450 W
    • 850 W
  • AC input voltage
    • 230 V
    • 100 - 240 V
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Input current
    • 4 A
    • 10/5 A
  • Combined power (+3.3V)
    • 120 W
    • 150 W
  • Combined power (+12V)
    • 360 W
    • 849.6 W
  • Combined power (+5V)
    • 120 W
    • 150 W
  • Combined power (-12V)
    • 3.6 W
    • 6 W

Side by side

Differences highlightedShow differences only
85 specifications
A

Aerocool

VX Plus 450View product
B

be quiet!

Straight Power 11 850W PlatinumView product
Power14 differ
Total powerDiffers450 W850 W
Peak powerKnown for one920 W
AC input voltageDiffers230 V100 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Input currentDiffers4 A10/5 A
Power factorKnown for one0.99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Differs120 W150 W
Combined power (+12V)Differs360 W849.6 W
Combined power (+5V)Differs120 W150 W
Combined power (-12V)Differs3.6 W6 W
Combined power (+5Vsb)Differs12.5 W15 W
Max output current (+3.3V)Differs18 A25 A
Max output current (+12V)Differs38 A70.8 A
Max output current (+12V1)Known for one21 A
Max output current (+12V2)Known for one21 A
Max output current (+12V3)Known for one26 A
Max output current (+12V4)Known for one26 A
Max output current (+5V)Differs15 A25 A
Max output current (-12V)Differs0.3 A0.5 A
Max output current (+5Vsb)Differs2.4 A3 A
EfficiencyKnown for one94%
Hold timeKnown for one22 ms
Power protection featuresKnown for oneOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces6 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthDiffers50 cm60 cm
Number of PATA power connectorsDiffers24
Number of SATA power connectorsDiffers211
EPS power connector (8-pin)Known for oneYes
EPS power connector (4+4 pin)Known for oneYes
PCI Express power connectors (6+2 pin)Differs14
PCI Express power cable lengthDiffers40 cm60 cm
Floppy drive power connector11
Cabling typeDiffersNon-ModularFully-Modular
SATA power cable lengthKnown for one300 mm
Peripheral (Molex) power connectors (4-pin)Known for one4
Peripheral (Molex) power cable lengthKnown for one600 mm
CPU power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one55 cm
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive cable lengthKnown for one60 cm
Floppy disk drive connectorKnown for oneYes
PCI Express connectorKnown for oneYes
Performance1 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationKnown for one80 PLUS Platinum
ATX versionDiffers2.32.51
EPS versionKnown for one2.92
Noise levelKnown for one22 dB
Bearing technologyKnown for oneFDB
Mean time between failures (MTBF)Known for one100000 h
Design2 differ
Product colourBlackBlack
Cooling typeActiveActive
Fan diameterDiffers12 cm13.5 cm
Number of fans1 fan(s)1 fan(s)
Fan speedDiffers700 - 1700 RPM0 - 2100 RPM
Fan locationKnown for oneTop
On/off switchKnown for oneYes
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneCE, CB, TÜV, FCC, cTUVus, RCM (Australia), BSMI, CU (Russia), CCC
Weight & dimensionsidentical
WidthKnown for one150 mm
DepthKnown for one170 mm
HeightKnown for one86 mm
WeightKnown for one1.84 kg
Packaging dataidentical
ManualKnown for oneYes
Package widthKnown for one248 mm
Package depthKnown for one328 mm
Package heightKnown for one102 mm
Package weightKnown for one2.8 kg
Package typeKnown for oneBox
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Logistics dataidentical
Master (outer) case widthKnown for one282 mm
Master (outer) case lengthKnown for one651 mm
Master (outer) case heightKnown for one346 mm
Harmonized System (HS) codeKnown for one84733020
Master (outer) case gross weightKnown for one23.3 kg
Country of originKnown for oneChina
Other featuresidentical
EPS cable lengthKnown for one70 cm
Screws includedKnown for oneYes
Cable ties includedKnown for oneYes
Noise level (silent mode, <30%)Known for one7.7 dB
Noise level (quiet mode, 50%)Known for one7.9 dB
Noise level (full-load mode, 100%)Known for one22 dB
Parallel processing technology supportKnown for oneDual Graphics
Packaging contentidentical
Cables includedKnown for onePCIe, CPU, PATA, SATA

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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