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Product comparison · 2 power supply units

be quiet! Straight Power 11 vs GIGABYTE P650B power supply unit

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  • 35specifications compared
  • 21differ
  • 14identical
  • 37known for one product only

Key differences

  • Total power
    • 750 W
    • 650 W
  • Input current
    • 10 A
    • 9, 4 A
  • Combined power (+3.3V)
    • 150 W
    • 108 W
  • Combined power (+12V)
    • 750 W
    • 648 W
  • Combined power (+5V)
    • 150 W
    • 108 W
  • Combined power (-12V)
    • 6 W
    • 3.6 W
  • Combined power (+5Vsb)
    • 15 W
    • 12.5 W
  • Max output current (+3.3V)
    • 25 A
    • 18 A

Side by side

Differences highlightedShow differences only
72 specifications
A

be quiet!

Straight Power 11View product
B

GIGABYTE

P650B power supply unit

Model P650B

View product
Power13 differ
Total powerDiffers750 W650 W
Peak powerKnown for one820 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input currentDiffers10 A9, 4 A
Power factorKnown for one0.99
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs150 W108 W
Combined power (+12V)Differs750 W648 W
Combined power (+5V)Differs150 W108 W
Combined power (-12V)Differs6 W3.6 W
Combined power (+5Vsb)Differs15 W12.5 W
Max output current (+3.3V)Differs25 A18 A
Max output current (+12V1)Known for one20 A
Max output current (+12V2)Known for one20 A
Max output current (+12V3)Known for one24 A
Max output current (+12V4)Known for one24 A
Max output current (+5V)Differs25 A15 A
Max output current (-12V)Differs0.5 A0.3 A
Max output current (+5Vsb)Differs3 A2.5 A
EfficiencyDiffers93%85%
Hold timeKnown for one19.6 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver power, Over voltage, Overcharge, Short circuit, Under voltage
Max output current (+12V)Known for one0.3 A
Ports & interfaces2 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthKnown for one60 cm
Number of PATA power connectorsKnown for one4
Number of SATA power connectorsDiffers116
SATA power cable lengthKnown for one550 mm
PCI Express power connectors (6+2 pin)44
PCI Express power cable lengthKnown for one60 cm
CPU power connector (4+4 pin)YesYes
CPU power cable lengthKnown for one70 cm
Floppy disk drive connectorYesYes
PCI Express connectorYesYes
Cabling typeDiffersFully-ModularNon-Modular
Peripheral (Molex) power connectors (4-pin)Known for one3
ATX Power connector (24-pin)Known for oneYes
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationDiffers80 PLUS Gold80 PLUS Bronze
ATX versionDiffers2.42.31
EPS versionKnown for one2.92
Silent modeKnown for oneYes
Bearing technologyKnown for oneFDB
Mean time between failures (MTBF)Known for one100000 h
Design1 differ
Product colourBlackBlack
Cooling typeKnown for oneActive
Fan diameterDiffers13.5 cm12 cm
Number of fans1 fan(s)1 fan(s)
IlluminationKnown for oneNo
On/off switchKnown for oneYes
Fan locationKnown for oneTop
Certificates1 differ
Compliance certificatesKnown for oneRoHS
CertificationDiffersCE, FCC, TÜV, cTUVus, RCM, BSMI, CUCE/CCC/BSMI/KCC/EAC/UL/TUV/RCM/FCC/PSE
Weight & dimensions2 differ
WidthDiffers150 mm140 mm
DepthDiffers170 mm150 mm
Height86 mm86 mm
WeightKnown for one1.78 kg
Packaging dataidentical
ManualKnown for oneYes
Package widthKnown for one248 mm
Package depthKnown for one328 mm
Package heightKnown for one102 mm
Package weightKnown for one3.34 kg
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Logistics dataidentical
Harmonized System (HS) code8473302084733020
Other featuresidentical
Screws includedKnown for oneYes
Cable ties includedKnown for oneYes
Noise level (silent mode, <30%)Known for one8.4 dB
Noise level (quiet mode, 50%)Known for one9.01 dB
Noise level (full-load mode, 100%)Known for one21.23 dB
Cable managementKnown for oneYes

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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