Product comparison · 2 power supply units

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

Key differences

Total power
- ATX-450PNR power supply unit:450 W
- TX-400PAF power supply unit:400 W
Combined power (+3.3V)
- ATX-450PNR power supply unit:130 W
- TX-400PAF power supply unit:180 W
Combined power (+12V)
- ATX-450PNR power supply unit:360 W
- TX-400PAF power supply unit:348 W
Combined power (+5V)
- ATX-450PNR power supply unit:130 W
- TX-400PAF power supply unit:180 W
Max output current (+3.3V)
- ATX-450PNR power supply unit:22 A
- TX-400PAF power supply unit:28 A
Max output current (+5V)
- ATX-450PNR power supply unit:16 A
- TX-400PAF power supply unit:30 A
Max output current (-12V)
- ATX-450PNR power supply unit:0.8 A
- TX-400PAF power supply unit:0.5 A
Peripheral (Molex) power connectors (4-pin)
- ATX-450PNR power supply unit:4
- TX-400PAF power supply unit:6

Differences highlightedShow differences only

Comparison of ATX-450PNR, TX-400PAF
35 specifications	A FSP ATX-450PNR power supply unit Model ATX-450PNR View product	B FSP TX-400PAF power supply unit Model TX-400PAF View product
Power8 differ
Total powerDiffers	450 W	400 W
Maximum input current (@110V)Differs	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V,+3.3V,+5V,+5Vsb,-12V
Combined power (+3.3V)Differs	130 W	180 W
Combined power (+12V)Differs	360 W	348 W
Combined power (+5V)Differs	130 W	180 W
Max output current (+3.3V)Differs	22 A	28 A
Max output current (+12V1)Known for one	14 A	Unknown — not stated by the source
Max output current (+12V2)Known for one	16 A	Unknown — not stated by the source
Max output current (+5V)Differs	16 A	30 A
Max output current (-12V)Differs	0.8 A	0.5 A
Max output current (+5Vsb)Known for one	2.5 A	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Max output current (+12V)Known for one	Unknown — not stated by the source	18 A
Ports & interfaces1 differ
Peripheral (Molex) power connectors (4-pin)Differs	4	6
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Design2 differ
Product colourDiffers	Aluminium	Grey
Fan diameterDiffers	12 cm	8 cm
Weight & dimensions2 differ
WidthDiffers	150 mm	140 mm
HeightDiffers	140 mm	150 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.