Product comparison · 2 power supply units

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

27specifications compared
13differ
14identical
8known for one product only

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

Side by side

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
AC input voltage	230 V	230 V
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 protection features	Over voltage, Overload, Short circuit	Over voltage, Overload, Short circuit
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
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectors	2	2
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
Floppy drive power connector	1	1
Cabling type	Non-Modular	Non-Modular
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
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX version	2.2	2.2
Design2 differ
Product colourDiffers	Aluminium	Grey
Cooling type	Active	Active
Fan diameterDiffers	12 cm	8 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Side	Side
On/off switch	Yes	Yes
Weight & dimensions2 differ
WidthDiffers	150 mm	140 mm
Depth	86 mm	86 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.

More power supply unit comparisons

All power supply unit comparisons