Product comparison · 2 power supply units

Gamer Storm PF750D V2 vs Hiditec BZ550 v2 80PLUS BRONZE

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  • 26specifications compared
  • 18differ
  • 8identical
  • 22known for one product only

Key differences

The Gamer Storm PF750D V2 has 200 W more total power than the Hiditec BZ550 v2 80PLUS BRONZE (750 W vs 550 W). The Hiditec BZ550 v2 80PLUS BRONZE has 0.5 A more input current than the Gamer Storm PF750D V2 (5 A vs 4.5 A). The Hiditec BZ550 v2 80PLUS BRONZE has 5 A more max output current (+3.3V) than the Gamer Storm PF750D V2 (20 A vs 15 A). AC input voltage: 200 - 240 V on the Gamer Storm PF750D V2, 230 V on the Hiditec BZ550 v2 80PLUS BRONZE. 80 PLUS certification: 80 PLUS Silver on the Gamer Storm PF750D V2, 80 PLUS Bronze on the Hiditec BZ550 v2 80PLUS BRONZE.

  • Total power
    • PF750D V2:750 W
    • BZ550 v2 80PLUS BRONZE:550 W
  • AC input voltage
    • PF750D V2:200 - 240 V
    • BZ550 v2 80PLUS BRONZE:230 V
  • Input current
    • PF750D V2:4.5 A
    • BZ550 v2 80PLUS BRONZE:5 A
  • Max output current (+3.3V)
    • PF750D V2:15 A
    • BZ550 v2 80PLUS BRONZE:20 A
  • Max output current (+12V)
    • PF750D V2:62.5 A
    • BZ550 v2 80PLUS BRONZE:45 A
  • Max output current (+5V)
    • PF750D V2:15 A
    • BZ550 v2 80PLUS BRONZE:20 A
  • Max output current (+5Vsb)
    • PF750D V2:3 A
    • BZ550 v2 80PLUS BRONZE:2.5 A
  • Motherboard power cable length
    • PF750D V2:55 cm
    • BZ550 v2 80PLUS BRONZE:60 cm

Side by side

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Comparison of PF750D V2, BZ550 v2 80PLUS BRONZE
48 specifications
Power8 differ
Total powerDiffers750 W550 W
AC input voltageDiffers200 - 240 V230 V
AC input frequencyKnown for one50/60 HzUnknown — not stated by the source
Input currentDiffers4.5 A5 A
Power Factor Correction (PFC) typeActiveActive
Combined power (+3.3V)Known for one100 WUnknown — not stated by the source
Combined power (+12V)Known for one648 WUnknown — not stated by the source
Combined power (+5V)Known for one15 WUnknown — not stated by the source
Combined power (-12V)Known for one3.6 WUnknown — not stated by the source
Max output current (+3.3V)Differs15 A20 A
Max output current (+12V)Differs62.5 A45 A
Max output current (+5V)Differs15 A20 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)Differs3 A2.5 A
EfficiencyKnown for one90%Unknown — not stated by the source
Power protection featuresDiffersOver current, Over power, Over voltage, Overheating, Overload, Short circuit, Surge & inrush protection (SIP), Under voltageOver current, Over voltage, Short circuit, Over power, Under voltage, Overheating
Power factorKnown for oneUnknown — not stated by the source0.9
Ports & interfaces4 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthDiffers55 cm60 cm
Number of SATA power connectorsDiffers35
SATA power cable lengthDiffers350 mm500,630,760,890 mm
Peripheral (Molex) power connectors (4-pin)Known for one1Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs34
CPU power connector (4+4 pin)Known for oneYesUnknown — not stated by the source
CPU power cable lengthKnown for one62 cmUnknown — not stated by the source
Number of PATA power connectorsKnown for oneUnknown — not stated by the source2
EPS power connector (4+4 pin)Known for oneUnknown — not stated by the sourceYes
ATX power connector (20+4 pin)Known for oneUnknown — not stated by the sourceYes
Floppy disk drive connectorKnown for oneUnknown — not stated by the sourceYes
Floppy drive power connectorKnown for oneUnknown — not stated by the source1
Number of EPS connectorsKnown for oneUnknown — not stated by the source2
PCI Express connectorKnown for oneUnknown — not stated by the sourceYes
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationDiffers80 PLUS Silver80 PLUS Bronze
ATX versionKnown for one3.1Unknown — not stated by the source
Bearing technologyDiffersHydro bearingFDB
Mean time between failures (MTBF)Known for oneUnknown — not stated by the source100000 h
Design1 differ
Product colourBlackBlack
Fan diameterDiffers12 cm14 cm
Number of fans1 fan(s)1 fan(s)
On/off switchYesYes
Cooling typeKnown for oneUnknown — not stated by the sourceActive
Certificatesidentical
CertificationKnown for one80PLUS 230V EU Silver / CYBENETICS 230V Silver / PPLP 230V SilverUnknown — not stated by the source
Compliance certificatesKnown for oneUnknown — not stated by the sourceCE, Federal Communications Commission (FCC), RoHS, CB
Weight & dimensions3 differ
WidthDiffers120 mm150 mm
DepthDiffers140 mm160 mm
HeightDiffers25 mm86 mm

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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