Product comparison · 2 power supply units

Chieftec CPS-650S power supply unit vs Chieftec GPB-400S power supply unit

28specifications compared
13differ
15identical
13known for one product only

Key differences

Total power
- CPS-650S power supply unit:650 W
- GPB-400S power supply unit:400 W
AC input voltage
- CPS-650S power supply unit:230 V
- GPB-400S power supply unit:200 - 240 V
AC input frequency
- CPS-650S power supply unit:50 Hz
- GPB-400S power supply unit:47 - 63 Hz
Combined power (+3.3V)
- CPS-650S power supply unit:120 W
- GPB-400S power supply unit:100 W
Combined power (+5V)
- CPS-650S power supply unit:120 W
- GPB-400S power supply unit:100 W
Max output current (+3.3V)
- CPS-650S power supply unit:22 A
- GPB-400S power supply unit:17 A
Max output current (+12V1)
- CPS-650S power supply unit:48.75 A
- GPB-400S power supply unit:30 A
Max output current (+5V)
- CPS-650S power supply unit:22 A
- GPB-400S power supply unit:16 A

Side by side

Differences highlightedShow differences only

Comparison of CPS-650S, GPB-400S
41 specifications	A Chieftec CPS-650S power supply unit Model CPS-650S View product	B Chieftec GPB-400S power supply unit Model GPB-400S View product
Power8 differ
Total powerDiffers	650 W	400 W
AC input voltageDiffers	230 V	200 - 240 V
AC input frequencyDiffers	50 Hz	47 - 63 Hz
Maximum input current (@110V)Known for one	+12V1,+3.3V,+5V,+5Vsb	Unknown — not stated by the source
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	120 W	100 W
Combined power (+5V)Differs	120 W	100 W
Max output current (+3.3V)Differs	22 A	17 A
Max output current (+12V1)Differs	48.75 A	30 A
Max output current (+5V)Differs	22 A	16 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	2.5 A	2.5 A
Efficiency	85%	85%
Power protection features	Over voltage, Overload, Short circuit, Under voltage	Over voltage, Overload, Short circuit, Under voltage
Input currentKnown for one	Unknown — not stated by the source	3 A
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
Ports & interfaces3 differ
Motherboard power connectorDiffers	24-pin ATX	20+4 pin ATX
Number of SATA power connectorsKnown for one	6	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Differs	2	3
PCI Express power connectors (6+2 pin)Differs	2	1
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
Cabling type	Non-Modular	Non-Modular
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	PS/2	PS/2
ATX version	2.3	2.3
Design1 differ
Product colourDiffers	Black	Silver
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan locationKnown for one	Top	Unknown — not stated by the source
On/off switch	Yes	Yes
Weight & dimensions1 differ
Width	150 mm	150 mm
Depth	140 mm	140 mm
HeightDiffers	86 mm	87 mm
Packaging dataidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Number of SATA connectorsKnown for one	Unknown — not stated by the source	5
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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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