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Product comparison · 2 power supply units

Gamer Storm PF550X power supply unit vs XPG KYBERII850G-BKCUS power supply unit

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  • 30specifications compared
  • 20differ
  • 10identical
  • 27known for one product only

Key differences

The XPG KYBERII850G-BKCUS power supply unit has 300 W more total power than the Gamer Storm PF550X power supply unit (850 W vs 550 W). The XPG KYBERII850G-BKCUS power supply unit has 5 A more input current than the Gamer Storm PF550X power supply unit (10 A vs 5 A). The XPG KYBERII850G-BKCUS power supply unit has 4 A more max output current (+3.3V) than the Gamer Storm PF550X power supply unit (20 A vs 16 A). AC input voltage: 180 - 264 V on the Gamer Storm PF550X power supply unit, 100 - 240 V on the XPG KYBERII850G-BKCUS power supply unit. AC input frequency: 50/60 Hz on the Gamer Storm PF550X power supply unit, 47 - 63 Hz on the XPG KYBERII850G-BKCUS power supply unit.

  • Total power
    • 550 W
    • 850 W
  • AC input voltage
    • 180 - 264 V
    • 100 - 240 V
  • AC input frequency
    • 50/60 Hz
    • 47 - 63 Hz
  • Input current
    • 5 A
    • 10 A
  • Max output current (+3.3V)
    • 16 A
    • 20 A
  • Max output current (+12V)
    • 45.5 A
    • 70.8 A
  • Max output current (+5V)
    • 16 A
    • 20 A
  • Motherboard power cable length
    • 55 cm
    • 65 cm

Side by side

Differences highlightedShow differences only
57 specifications
A

Gamer Storm

PF550X power supply unit

Model PF550X

View product
B

XPG

KYBERII850G-BKCUS power supply unit

Model KYBERII850G-BKCUS

View product
Power8 differ
Total powerDiffers550 W850 W
AC input voltageDiffers180 - 264 V100 - 240 V
AC input frequencyDiffers50/60 Hz47 - 63 Hz
Input currentDiffers5 A10 A
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Known for one100 W
Combined power (+12V)Known for one546 W
Combined power (+5V)Known for one100 W
Combined power (-12V)Known for one3.6 W
Combined power (+5Vsb)Known for one15 W
Max output current (+3.3V)Differs16 A20 A
Max output current (+12V)Differs45.5 A70.8 A
Max output current (+5V)Differs16 A20 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)3 A3 A
EfficiencyKnown for one88%
Power protection featuresDiffersOver power, Over voltage, Over current, Short circuit, Overheating, Under voltage, Surge & inrush protection (SIP), Surge & inrush, No load operationOver voltage, Over power, Short circuit, Over current, Under voltage, Overheating, Surge & inrush protection (SIP), No load operation
Power factorKnown for one0.99
Ports & interfaces4 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthDiffers55 cm65 cm
Number of SATA power connectorsKnown for one3
SATA power cable lengthDiffers450,600,750 mm450,550,650,750 mm
Number of SATA power cablesDiffers12
Peripheral (Molex) power connectors (4-pin)Differs12
Peripheral (Molex) power cable lengthKnown for one900 mm
PCI Express power connectors (6+2 pin)22
PCI Express power cable lengthKnown for one70 cm
CPU power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one62 cm
ATX power connector (20+4 pin)Known for oneYes
PCI Express connectorYesYes
Cabling typeKnown for oneNon-Modular
EPS power connector (8-pin)Known for oneYes
EPS power connector (4+4 pin)Known for oneYes
PCI Express power connectors (12+4 pin)Known for one1
Number of EPS connectorsKnown for one2
Performance4 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationDiffers80 PLUS Bronze80 PLUS Gold
Cybenetics certificationKnown for oneBronze
ATX versionDiffers2.523.1
Bearing technologyDiffersHYBFDB
Mean time between failures (MTBF)Differs40000 h100000 h
Design1 differ
Product colourBlackBlack
Cooling typeKnown for oneActive
Fan diameterDiffers12 cm13.5 cm
Number of fans1 fan(s)1 fan(s)
On/off switchYesYes
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Certificatesidentical
Compliance certificatesKnown for oneTÜV mark, CE, CCC, RCM, KC, EAC, WEEE, RoHS
Weight & dimensions3 differ
WidthDiffers150 mm86 mm
DepthDiffers140 mm150 mm
HeightDiffers86 mm150 mm
WeightKnown for one2.02 kg
Packaging dataidentical
Package typeKnown for oneBox
Technical detailsidentical
Sustainability certificatesKnown for oneErP, Triman
Logistics dataidentical
Warranty periodKnown for one3 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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