Product comparison · 2 power supply units

Chieftec GPS-550C power supply unit vs Chieftec MRT-5450G power supply unit

27specifications compared
18differ
9identical
19known for one product only

Key differences

Total power
- GPS-550C power supply unit:550 W
- MRT-5450G power supply unit:900 W
AC input voltage
- GPS-550C power supply unit:110 - 240 V
- MRT-5450G power supply unit:100 - 240 V
Combined power (+3.3V)
- GPS-550C power supply unit:110 W
- MRT-5450G power supply unit:150 W
Combined power (+5V)
- GPS-550C power supply unit:110 W
- MRT-5450G power supply unit:150 W
Max output current (+3.3V)
- GPS-550C power supply unit:20 A
- MRT-5450G power supply unit:25 A
Max output current (+5V)
- GPS-550C power supply unit:20 A
- MRT-5450G power supply unit:25 A
Max output current (-12V)
- GPS-550C power supply unit:0.3 A
- MRT-5450G power supply unit:0.5 A
Max output current (+5Vsb)
- GPS-550C power supply unit:2.5 A
- MRT-5450G power supply unit:3 A

Side by side

Differences highlightedShow differences only

Comparison of GPS-550C, MRT-5450G
46 specifications	A Chieftec GPS-550C power supply unit Model GPS-550C View product	B Chieftec MRT-5450G power supply unit Model MRT-5450G View product
Power9 differ
Total powerDiffers	550 W	900 W
AC input voltageDiffers	110 - 240 V	100 - 240 V
AC input frequency	47 - 63 Hz	47 - 63 Hz
Input currentKnown for one	8 A	Unknown — not stated by the source
Power factorKnown for one	0.9	Unknown — not stated by the source
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	110 W	150 W
Combined power (+12V)Known for one	540 W	Unknown — not stated by the source
Combined power (+5V)Differs	110 W	150 W
Max output current (+3.3V)Differs	20 A	25 A
Max output current (+12V)Known for one	45 A	Unknown — not stated by the source
Max output current (+5V)Differs	20 A	25 A
Max output current (-12V)Differs	0.3 A	0.5 A
Max output current (+5Vsb)Differs	2.5 A	3 A
Efficiency	90%	90%
Power protection featuresDiffers	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage	Over current, Over voltage, Overload, Short circuit, Under voltage
Max output current (+12V1)Known for one	Unknown — not stated by the source	37 A
Ports & interfaces3 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Number of SATA power connectorsDiffers	6	4
Peripheral (Molex) power connectors (4-pin)Differs	3	7
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
CPU power connector (4+4 pin)	Yes	Yes
Cabling typeKnown for one	Semi-Modular	Unknown — not stated by the source
Motherboard power cable lengthKnown for one	Unknown — not stated by the source	60 cm
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Floppy drive power connectorKnown for one	Unknown — not stated by the source	1
Performance1 differ
PurposeKnown for one	PC	Unknown — not stated by the source
Power supply unit (PSU) form factorDiffers	ATX	PS/2
80 PLUS certification	80 PLUS Gold	80 PLUS Gold
ATX version	2.3	2.3
Design4 differ
Product colourDiffers	Black	Metallic
Cooling type	Active	Active
Fan diameterDiffers	14 cm	4 cm
Number of fansDiffers	1 fan(s)	4 fan(s)
Fan locationDiffers	Top	Side
On/off switchKnown for one	Yes	Unknown — not stated by the source
LED indicatorsKnown for one	Unknown — not stated by the source	Alarm
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	FCC, CISPR EMI
Weight & dimensions1 differ
Width	150 mm	150 mm
DepthDiffers	160 mm	185 mm
Height	87 mm	87 mm
Packaging dataidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
Other featuresidentical
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Redundant power supply (RPS) supportKnown for one	Unknown — not stated by the source	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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