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Product comparison · 2 power supply units

be quiet! BN338 power supply unit vs be quiet! BN340 power supply unit

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  • 68specifications compared
  • 21differ
  • 47identical
  • 4known for one product only

Key differences

  • Total power
    • 1000 W
    • 1500 W
  • Peak power
    • 1070 W
    • 1570 W
  • AC input voltage
    • 100 - 240 V
    • 110 - 240 V
  • AC input frequency
    • 50/60 Hz
    • 50 - 63 Hz
  • Input current
    • 13/6.5 A
    • 15/9 A
  • Combined power (+12V)
    • 999.6 W
    • 1500 W
  • Efficiency
    • 91.8%
    • 91.9%
  • Hold time
    • 25.3 ms
    • 20.6 ms

Side by side

Differences highlightedShow differences only
72 specifications
A

be quiet!

BN338 power supply unit

Model BN338

View product
B

be quiet!

BN340 power supply unit

Model BN340

View product
Power9 differ
Total powerDiffers1000 W1500 W
Peak powerDiffers1070 W1570 W
AC input voltageDiffers100 - 240 V110 - 240 V
AC input frequencyDiffers50/60 Hz50 - 63 Hz
Input currentDiffers13/6.5 A15/9 A
Power factor0.990.99
Combined power (+3.3V)150 W150 W
Combined power (+12V)Differs999.6 W1500 W
Combined power (+5V)150 W150 W
Max output current (+3.3V)25 A25 A
Max output current (+12V1)Known for one125 A
Max output current (+5V)25 A25 A
Max output current (-12V)0.5 A0.5 A
Max output current (+5Vsb)3 A3 A
EfficiencyDiffers91.8%91.9%
Hold timeDiffers25.3 ms20.6 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Under voltageOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Max output current (+12V)Known for one83.3 A
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable length60 cm60 cm
Number of PATA power connectors22
Number of SATA power connectors99
SATA power cable length550,700,850,1000 mm550,700,850,1000 mm
Peripheral (Molex) power connectors (4-pin)00
Peripheral (Molex) power cable length1000,850 mm1000,850 mm
EPS power connector (8-pin)YesYes
EPS power connector (4+4 pin)YesYes
PCI Express power connectors (6+2 pin)44
PCI Express power connectors (16-pin)Differs12
PCI Express power cable length60 cm60 cm
CPU power cable length70 cm70 cm
Floppy disk drive connectorKnown for oneNo
PCI Express connectorYesYes
Cabling typeFully-ModularFully-Modular
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Platinum80 PLUS Platinum
Supported motherboard form factorsATX, micro ATX, Mini-ATXATX, micro ATX, Mini-ATX
ATX versionDiffers3.13.0
EPS version2.922.92
Noise levelDiffers28.9 dB36.4 dB
Bearing technologyFDBFDB
Mean time between failures (MTBF)100000 h100000 h
Design1 differ
Product colourBlackBlack
Cooling typeActiveActive
Fan diameter13.5 cm13.5 cm
Number of fans1 fan(s)1 fan(s)
Fan speedDiffers0 - 2100 RPM0 - 2600 RPM
Built-in displayKnown for oneNo
IlluminationNoNo
On/off switchYesYes
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Packaging contentidentical
Cables includedCPU, SATACPU, SATA
Cable tie(s) includedYesYes
Certificates1 differ
Compliance certificatesDiffersRoHS, Federal Communications Commission (FCC), UKCA, WEEE, CECE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE
Weight & dimensions2 differ
Width150 mm150 mm
DepthDiffers160 mm180 mm
Height86 mm86 mm
WeightDiffers1.85 kg2.12 kg
Packaging data1 differ
Package width248 mm248 mm
Package depth328 mm328 mm
Package height102 mm102 mm
Package weightDiffers3.56 kg3.97 kg
Package typeBoxBox
Technical details1 differ
Sustainability certificatesDiffersTriman, ENERGY STAR, ErPENERGY STAR, ErP, Triman
Sustainability complianceYesYes
Logistics data3 differ
Products per shipping (inner) caseDiffers6 pc(s)4 pc(s)
Shipping (inner) case height34.6 cm34.6 cm
Shipping (inner) case lengthDiffers65.1 cm44.7 cm
Shipping (inner) case net weightDiffers22.9 kg17.3 kg
Shipping (inner) case width28.2 cm28.2 cm
Warranty period10 year(s)10 year(s)

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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