Product comparison · 2 power supply units

Chieftec GPS-450C power supply unit vs Chieftec GPS-550C power supply unit

39specifications compared
8differ
31identical
1known for one product only

Key differences

Total power
- GPS-450C power supply unit:450 W
- GPS-550C power supply unit:550 W
Input current
- GPS-450C power supply unit:7 A
- GPS-550C power supply unit:8 A
Combined power (+3.3V)
- GPS-450C power supply unit:100 W
- GPS-550C power supply unit:110 W
Combined power (+12V)
- GPS-450C power supply unit:444 W
- GPS-550C power supply unit:540 W
Combined power (+5V)
- GPS-450C power supply unit:100 W
- GPS-550C power supply unit:110 W
Max output current (+3.3V)
- GPS-450C power supply unit:18 A
- GPS-550C power supply unit:20 A
Max output current (+12V)
- GPS-450C power supply unit:37 A
- GPS-550C power supply unit:45 A
Max output current (+5V)
- GPS-450C power supply unit:18 A
- GPS-550C power supply unit:20 A

Side by side

Differences highlightedShow differences only

Comparison of GPS-450C, GPS-550C
40 specifications	A Chieftec GPS-450C power supply unit Model GPS-450C View product	B Chieftec GPS-550C power supply unit Model GPS-550C View product
Power8 differ
Total powerDiffers	450 W	550 W
AC input voltage	110 - 240 V	110 - 240 V
AC input frequency	47 - 63 Hz	47 - 63 Hz
Input currentDiffers	7 A	8 A
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	100 W	110 W
Combined power (+12V)Differs	444 W	540 W
Combined power (+5V)Differs	100 W	110 W
Combined power (+5Vsb)Known for one	15 W	Unknown — not stated by the source
Max output current (+3.3V)Differs	18 A	20 A
Max output current (+12V)Differs	37 A	45 A
Max output current (+5V)Differs	18 A	20 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	2.5 A	2.5 A
Efficiency	90%	90%
Power protection features	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage
Ports & interfacesidentical
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectors	6	6
Peripheral (Molex) power connectors (4-pin)	3	3
PCI Express power connectors (6+2 pin)	2	2
CPU power connector (4+4 pin)	Yes	Yes
Cabling type	Semi-Modular	Semi-Modular
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certification	80 PLUS Gold	80 PLUS Gold
ATX version	2.3	2.3
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	14 cm	14 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
On/off switch	Yes	Yes
Certificatesidentical
Compliance certificates	RoHS	RoHS
Weight & dimensionsidentical
Width	150 mm	150 mm
Depth	160 mm	160 mm
Height	87 mm	87 mm
Packaging dataidentical
Manual	Yes	Yes
Package type	Box	Box
Other featuresidentical
Warranty card	Yes	Yes

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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