Product comparison · 2 power supply units

Chieftec APC-550C power supply unit vs Chieftec BPS-550S2 power supply unit

41specifications compared
19differ
22identical
7known for one product only

Key differences

Combined power (+3.3V)
- APC-550C power supply unit:150 W
- BPS-550S2 power supply unit:120 W
Combined power (+12V)
- APC-550C power supply unit:450 W
- BPS-550S2 power supply unit:504 W
Combined power (+5V)
- APC-550C power supply unit:150 W
- BPS-550S2 power supply unit:120 W
Max output current (+12V1)
- APC-550C power supply unit:25 A
- BPS-550S2 power supply unit:42 A
Max output current (+5V)
- APC-550C power supply unit:25 A
- BPS-550S2 power supply unit:15 A
Max output current (-12V)
- APC-550C power supply unit:0.3 A
- BPS-550S2 power supply unit:0.8 A
Max output current (+5Vsb)
- APC-550C power supply unit:2.5 A
- BPS-550S2 power supply unit:3 A
Motherboard power connector
- APC-550C power supply unit:24-pin ATX
- BPS-550S2 power supply unit:20+4 pin ATX

Side by side

Differences highlightedShow differences only

Comparison of APC-550C, BPS-550S2
48 specifications	A Chieftec APC-550C power supply unit Model APC-550C View product	B Chieftec BPS-550S2 power supply unit Model BPS-550S2 View product
Power8 differ
Total power	550 W	550 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	47 - 63 Hz	47 - 63 Hz
Maximum input current (@110V)Differs	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V1,+3.3V,+5V,+5Vsb
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	150 W	120 W
Combined power (+12V)Differs	450 W	504 W
Combined power (+5V)Differs	150 W	120 W
Max output current (+3.3V)Known for one	25 A	Unknown — not stated by the source
Max output current (+12V1)Differs	25 A	42 A
Max output current (+12V2)Known for one	25 A	Unknown — not stated by the source
Max output current (+5V)Differs	25 A	15 A
Max output current (-12V)Differs	0.3 A	0.8 A
Max output current (+5Vsb)Differs	2.5 A	3 A
Power protection features	Over voltage, Overload, Short circuit, Under voltage	Over voltage, Overload, Short circuit, Under voltage
EfficiencyKnown for one	Unknown — not stated by the source	85%
Ports & interfaces7 differ
Motherboard power connectorDiffers	24-pin ATX	20+4 pin ATX
Number of SATA power connectors	6	6
Peripheral (Molex) power connectors (4-pin)Differs	4	3
EPS power connector (8-pin)	Yes	Yes
PCI Express power connectors (6-pin)Known for one	1	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs	1	2
ATX Power connector (24-pin)Differs	Yes	No
ATX Power connector (20-pin)	No	No
ATX power connector (20+4 pin)Differs	No	Yes
Floppy disk drive connector	Yes	Yes
Floppy drive power connectorDiffers	2	1
PCI Express connector	Yes	Yes
Cabling typeDiffers	Semi-Modular	Non-Modular
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	PS/2	PS/2
80 PLUS certificationDiffers	80 PLUS	80 PLUS Bronze
ATX version	2.3	2.3
Mean time between failures (MTBF)	100000 h	100000 h
Design2 differ
Product colourDiffers	Black	Grey
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameterDiffers	14 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
Illumination	No	No
On/off switch	Yes	Yes
Certificatesidentical
Compliance certificates	RoHS	RoHS
Weight & dimensions1 differ
Width	150 mm	150 mm
DepthDiffers	155 mm	140 mm
Height	87 mm	87 mm
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Parallel processing technology supportKnown for one	2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX, 3-Way SLI, 4-Way CrossFireX, 4-Way SLI	Unknown — not stated by the source

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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