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Product comparison · 2 power supply units

be quiet! Straight Power 11 650W Platinum vs be quiet! Straight Power 11 850W Platinum

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  • 73specifications compared
  • 28differ
  • 45identical
  • 0known for one product only

Key differences

  • Total power
    • 650 W
    • 850 W
  • Peak power
    • 720 W
    • 920 W
  • Input current
    • 8/4 A
    • 10/5 A
  • Combined power (+3.3V)
    • 120 W
    • 150 W
  • Combined power (+12V)
    • 649.2 W
    • 849.6 W
  • Combined power (+5V)
    • 120 W
    • 150 W
  • Combined power (-12V)
    • 3.6 W
    • 6 W
  • Max output current (+3.3V)
    • 24 A
    • 25 A

Side by side

Differences highlightedShow differences only
73 specifications
A

be quiet!

Straight Power 11 650W PlatinumView product
B

be quiet!

Straight Power 11 850W PlatinumView product
Power17 differ
Total powerDiffers650 W850 W
Peak powerDiffers720 W920 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input currentDiffers8/4 A10/5 A
Power factor0.990.99
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Differs120 W150 W
Combined power (+12V)Differs649.2 W849.6 W
Combined power (+5V)Differs120 W150 W
Combined power (-12V)Differs3.6 W6 W
Combined power (+5Vsb)15 W15 W
Max output current (+3.3V)Differs24 A25 A
Max output current (+12V)Differs54.1 A70.8 A
Max output current (+12V1)Differs18 A21 A
Max output current (+12V2)Differs18 A21 A
Max output current (+12V3)Differs22 A26 A
Max output current (+12V4)Differs22 A26 A
Max output current (+5V)Differs24 A25 A
Max output current (-12V)Differs0.3 A0.5 A
Max output current (+5Vsb)3 A3 A
EfficiencyDiffers93.7%94%
Hold timeDiffers17.2 ms22 ms
Power protection featuresOver current, Over power, Over voltage, Overheating, Short circuit, Under voltageOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces2 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable length60 cm60 cm
Number of PATA power connectorsDiffers34
Number of SATA power connectorsDiffers911
EPS power connector (8-pin)YesYes
EPS power connector (4+4 pin)YesYes
PCI Express power connectors (6+2 pin)44
PCI Express power cable length60 cm60 cm
Floppy drive power connector11
Cabling typeFully-ModularFully-Modular
Performance1 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Platinum80 PLUS Platinum
ATX version2.512.51
EPS version2.922.92
Noise levelDiffers16.8 dB22 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 - 1500 RPM0 - 2100 RPM
Fan locationTopTop
Certificatesidentical
Compliance certificatesRoHSRoHS
CertificationCE, CB, TÜV, FCC, cTUVus, RCM (Australia), BSMI, CU (Russia), CCCCE, CB, TÜV, FCC, cTUVus, RCM (Australia), BSMI, CU (Russia), CCC
Weight & dimensions2 differ
Width150 mm150 mm
DepthDiffers160 mm170 mm
Height86 mm86 mm
WeightDiffers1.68 kg1.84 kg
Packaging data1 differ
ManualYesYes
Package width248 mm248 mm
Package depth328 mm328 mm
Package height102 mm102 mm
Package weightDiffers2.96 kg2.8 kg
Package typeBoxBox
Technical detailsidentical
Sustainability certificatesENERGY STARENERGY STAR
Logistics data1 differ
Master (outer) case width282 mm282 mm
Master (outer) case length651 mm651 mm
Master (outer) case height346 mm346 mm
Harmonized System (HS) code8473302084733020
Master (outer) case gross weightDiffers21.4 kg23.3 kg
Other features3 differ
EPS cable length70 cm70 cm
Screws includedYesYes
Cable ties includedYesYes
Noise level (silent mode, <30%)Differs8.9 dB7.7 dB
Noise level (quiet mode, 50%)Differs9.6 dB7.9 dB
Noise level (full-load mode, 100%)Differs16.8 dB22 dB
Parallel processing technology supportDual GraphicsDual Graphics

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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