Product comparison · 2 power supply units

Aerocool Extreme Silence vs Chieftec CPS-650S power supply unit

31specifications compared
13differ
18identical
14known for one product only

Key differences

Total power
- Extreme Silence:900 W
- CPS-650S power supply unit:650 W
AC input frequency
- Extreme Silence:47 - 53 Hz
- CPS-650S power supply unit:50 Hz
Maximum input current (@110V)
- Extreme Silence:+12V,+3.3V,+5V,+5Vsb,-12V
- CPS-650S power supply unit:+12V1,+3.3V,+5V,+5Vsb
Combined power (+3.3V)
- Extreme Silence:140 W
- CPS-650S power supply unit:120 W
Combined power (+5V)
- Extreme Silence:140 W
- CPS-650S power supply unit:120 W
Max output current (-12V)
- Extreme Silence:0.4 A
- CPS-650S power supply unit:0.3 A
Motherboard power connector
- Extreme Silence:20+4 pin ATX
- CPS-650S power supply unit:24-pin ATX
Peripheral (Molex) power connectors (4-pin)
- Extreme Silence:4
- CPS-650S power supply unit:2

Side by side

Differences highlightedShow differences only

Comparison of Extreme Silence, CPS-650S
45 specifications	A Aerocool Extreme Silence View product	B Chieftec CPS-650S power supply unit Model CPS-650S View product
Power6 differ
Total powerDiffers	900 W	650 W
AC input voltage	230 V	230 V
AC input frequencyDiffers	47 - 53 Hz	50 Hz
Input currentKnown for one	8 A	Unknown — not stated by the source
Maximum input current (@110V)Differs	+12V,+3.3V,+5V,+5Vsb,-12V	+12V1,+3.3V,+5V,+5Vsb
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	140 W	120 W
Combined power (+12V)Known for one	816 W	Unknown — not stated by the source
Combined power (+5V)Differs	140 W	120 W
Combined power (-12V)Known for one	4.8 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	12.5 W	Unknown — not stated by the source
Max output current (+3.3V)	22 A	22 A
Max output current (+12V)Known for one	68 A	Unknown — not stated by the source
Max output current (+5V)	22 A	22 A
Max output current (-12V)Differs	0.4 A	0.3 A
Max output current (+5Vsb)	2.5 A	2.5 A
Efficiency	85%	85%
Power factorKnown for one	Unknown — not stated by the source	0.9
Max output current (+12V1)Known for one	Unknown — not stated by the source	48.75 A
Power protection featuresKnown for one	Unknown — not stated by the source	Over voltage, Overload, Short circuit, Under voltage
Ports & interfaces4 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Number of SATA power connectors	6	6
Peripheral (Molex) power connectors (4-pin)Differs	4	2
PCI Express power connectors (6+2 pin)Differs	4	2
CPU power connector (4+4 pin)	Yes	Yes
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Cabling typeDiffers	Fully-Modular	Non-Modular
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factorDiffers	ATX	PS/2
80 PLUS certificationKnown for one	80 PLUS Bronze	Unknown — not stated by the source
ATX versionKnown for one	Unknown — not stated by the source	2.3
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
On/off switch	Yes	Yes
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	165 mm	150 mm
DepthDiffers	150 mm	140 mm
Height	86 mm	86 mm
WeightKnown for one	1.46 kg	Unknown — not stated by the source
Packaging dataidentical
Manual	Yes	Yes
Package typeKnown for one	Box	Unknown — not stated by the source
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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