Product comparison · 2 power supply units

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

27specifications compared
4differ
23identical
5known for one product only

Key differences

Total power
- TX-400PAF power supply unit:400 W
- TX-450PAF power supply unit:450 W
Max output current (+3.3V)
- TX-400PAF power supply unit:28 A
- TX-450PAF power supply unit:22 A
Max output current (+5V)
- TX-400PAF power supply unit:30 A
- TX-450PAF power supply unit:15 A
Max output current (-12V)
- TX-400PAF power supply unit:0.5 A
- TX-450PAF power supply unit:0.3 A

Side by side

Differences highlightedShow differences only

Comparison of TX-400PAF, TX-450PAF
32 specifications	A FSP TX-400PAF power supply unit Model TX-400PAF View product	B FSP TX-450PAF power supply unit Model TX-450PAF View product
Power4 differ
Total powerDiffers	400 W	450 W
AC input voltage	230 V	230 V
Maximum input current (@110V)Known for one	+12V,+3.3V,+5V,+5Vsb,-12V	Unknown — not stated by the source
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Known for one	180 W	Unknown — not stated by the source
Combined power (+12V)Known for one	348 W	Unknown — not stated by the source
Combined power (+5V)Known for one	180 W	Unknown — not stated by the source
Max output current (+3.3V)Differs	28 A	22 A
Max output current (+12V)	18 A	18 A
Max output current (+5V)Differs	30 A	15 A
Max output current (-12V)Differs	0.5 A	0.3 A
Power protection features	Over voltage, Overload, Short circuit	Over voltage, Overload, Short circuit
Max output current (+5Vsb)Known for one	Unknown — not stated by the source	2.5 A
Ports & interfacesidentical
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectors	2	2
Peripheral (Molex) power connectors (4-pin)	6	6
CPU P4 connector (4-pin)	1	1
ATX power connector (20+4 pin)	Yes	Yes
Floppy drive power connector	1	1
Cabling type	Non-Modular	Non-Modular
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX version	2.2	2.2
Designidentical
Product colour	Grey	Grey
Cooling type	Active	Active
Fan diameter	8 cm	8 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Side	Side
On/off switch	Yes	Yes
Weight & dimensionsidentical
Width	140 mm	140 mm
Depth	86 mm	86 mm
Height	150 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.

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