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Product comparison · 2 power supply units

FSP ATX-400PNR power supply unit vs FSP ATX-450PNR power supply unit

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  • 31specifications compared
  • 4differ
  • 27identical
  • 0known for one product only

Key differences

  • Total power
    • 400 W
    • 450 W
  • Combined power (+12V)
    • 324 W
    • 360 W
  • Max output current (+3.3V)
    • 20 A
    • 22 A
  • Max output current (+12V2)
    • 13 A
    • 16 A

Side by side

Differences highlightedShow differences only
31 specifications
A

FSP

ATX-400PNR power supply unit

Model ATX-400PNR

View product
B

FSP

ATX-450PNR power supply unit

Model ATX-450PNR

View product
Power4 differ
Total powerDiffers400 W450 W
AC input voltage230 V230 V
Maximum input current (@110V)+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Combined power (+3.3V)130 W130 W
Combined power (+12V)Differs324 W360 W
Combined power (+5V)130 W130 W
Max output current (+3.3V)Differs20 A22 A
Max output current (+12V1)14 A14 A
Max output current (+12V2)Differs13 A16 A
Max output current (+5V)16 A16 A
Max output current (-12V)0.8 A0.8 A
Max output current (+5Vsb)2.5 A2.5 A
Power protection featuresOver voltage, Overload, Short circuitOver voltage, Overload, Short circuit
Ports & interfacesidentical
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectors22
Peripheral (Molex) power connectors (4-pin)44
CPU power connector (4+4 pin)YesYes
Floppy drive power connector11
Cabling typeNon-ModularNon-Modular
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
ATX version2.22.2
Designidentical
Product colourAluminiumAluminium
Cooling typeActiveActive
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationSideSide
On/off switchYesYes
Weight & dimensionsidentical
Width150 mm150 mm
Depth86 mm86 mm
Height140 mm140 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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