Product comparison · 2 power supply units

Chieftec BPS-650C2 power supply unit vs Chieftec GPS-450A8 power supply unit

38specifications compared
22differ
16identical
11known for one product only

Key differences

Total power
- BPS-650C2 power supply unit:650 W
- GPS-450A8 power supply unit:450 W
AC input voltage
- BPS-650C2 power supply unit:100 - 240 V
- GPS-450A8 power supply unit:230 V
Combined power (+3.3V)
- BPS-650C2 power supply unit:130 W
- GPS-450A8 power supply unit:120 W
Combined power (+12V)
- BPS-650C2 power supply unit:648 W
- GPS-450A8 power supply unit:360 W
Combined power (+5V)
- BPS-650C2 power supply unit:130 W
- GPS-450A8 power supply unit:120 W
Max output current (+3.3V)
- BPS-650C2 power supply unit:25 A
- GPS-450A8 power supply unit:22 A
Max output current (+12V1)
- BPS-650C2 power supply unit:54 A
- GPS-450A8 power supply unit:21 A
Max output current (+12V2)
- BPS-650C2 power supply unit:54 A
- GPS-450A8 power supply unit:18 A

Side by side

Differences highlightedShow differences only

Comparison of BPS-650C2, GPS-450A8
49 specifications	A Chieftec BPS-650C2 power supply unit Model BPS-650C2 View product	B Chieftec GPS-450A8 power supply unit Model GPS-450A8 View product
Power13 differ
Total powerDiffers	650 W	450 W
AC input voltageDiffers	100 - 240 V	230 V
AC input frequency	47 - 63 Hz	47 - 63 Hz
Maximum input current (@110V)Differs	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	130 W	120 W
Combined power (+12V)Differs	648 W	360 W
Combined power (+5V)Differs	130 W	120 W
Max output current (+3.3V)Differs	25 A	22 A
Max output current (+12V1)Differs	54 A	21 A
Max output current (+12V2)Differs	54 A	18 A
Max output current (+5V)Differs	25 A	18 A
Max output current (-12V)Differs	0.8 A	0.3 A
Max output current (+5Vsb)Differs	3 A	2.5 A
Power protection featuresDiffers	Over voltage, Overload, Short circuit, Under voltage	Over power, Over voltage, Short circuit, Under voltage
Combined power (-12V)Known for one	Unknown — not stated by the source	3.6 W
Combined power (+5Vsb)Known for one	Unknown — not stated by the source	12.5 W
EfficiencyKnown for one	Unknown — not stated by the source	80%
Ports & interfaces5 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	6	3
Peripheral (Molex) power connectors (4-pin)Differs	4	2
EPS power connector (8-pin)Differs	Yes	No
PCI Express power connectors (6-pin)	0	0
PCI Express power connectors (6+2 pin)Differs	2	1
ATX Power connector (24-pin)Known for one	No	Unknown — not stated by the source
ATX Power connector (20-pin)Known for one	No	Unknown — not stated by the source
ATX power connector (20+4 pin)Known for one	Yes	Unknown — not stated by the source
Floppy disk drive connector	Yes	Yes
Floppy drive power connector	1	1
PCI Express connector	Yes	Yes
Cabling typeDiffers	Semi-Modular	Non-Modular
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	PS/2	PS/2
ATX version	2.3	2.3
Noise levelKnown for one	24 dB	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	100000 h	Unknown — not stated by the source
Design2 differ
Product colourDiffers	Black, Blue	Black
Cooling type	Active	Active
Fan diameterDiffers	14 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan locationKnown for one	Top	Unknown — not stated by the source
Illumination	No	No
LED indicatorsKnown for one	Unknown — not stated by the source	No
On/off switchKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance certificates	RoHS	RoHS
Weight & dimensions2 differ
WidthDiffers	150 mm	140 mm
DepthDiffers	160 mm	150 mm
Height	87 mm	87 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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