Product comparison · 2 power supply units

be quiet! Dark Power vs Chieftec DPS-300AB-9C power supply unit

6specifications compared
5differ
1identical
56known for one product only

Key differences

Total power
- Dark Power:750 W
- DPS-300AB-9C power supply unit:300 W
Input current
- Dark Power:9 A
- DPS-300AB-9C power supply unit:18/18 A
Cabling type
- Dark Power:Semi-Modular
- DPS-300AB-9C power supply unit:Non-Modular
Product colour
- Dark Power:Black
- DPS-300AB-9C power supply unit:Silver
Dimensions (WxDxH)
- Dark Power:200 x 150 x 86 mm
- DPS-300AB-9C power supply unit:125 x 100 x 64 mm

Side by side

Differences highlightedShow differences only

Comparison of Dark Power, DPS-300AB-9C
62 specifications	A be quiet! Dark Power View product	B Chieftec DPS-300AB-9C power supply unit Model DPS-300AB-9C View product
Power2 differ
Total powerDiffers	750 W	300 W
Peak powerKnown for one	850 W	Unknown — not stated by the source
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentDiffers	9 A	18/18 A
Maximum input current (@110V)Known for one	+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,-12V	Unknown — not stated by the source
Power factorKnown for one	0.99	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Combined power (+3.3V)Known for one	150 W	Unknown — not stated by the source
Combined power (+12V)Known for one	732 W	Unknown — not stated by the source
Combined power (+5V)Known for one	150 W	Unknown — not stated by the source
Combined power (-12V)Known for one	6 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	15 W	Unknown — not stated by the source
Max output current (+3.3V)Known for one	24 A	Unknown — not stated by the source
Max output current (+12V)Known for one	61 A	Unknown — not stated by the source
Max output current (+5V)Known for one	30 A	Unknown — not stated by the source
Max output current (-12V)Known for one	0.5 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	3 A	Unknown — not stated by the source
EfficiencyKnown for one	93%	Unknown — not stated by the source
Hold timeKnown for one	33 ms	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Unknown — not stated by the source
Ports & interfaces1 differ
Motherboard power connectorKnown for one	20+4 pin ATX	Unknown — not stated by the source
Number of SATA power connectorsKnown for one	9	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	8	Unknown — not stated by the source
PCI Express power connectors (6-pin)Known for one	2	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
Floppy drive power connectorKnown for one	2	Unknown — not stated by the source
Connector(s)Known for one	IEC C14	Unknown — not stated by the source
Cabling typeDiffers	Semi-Modular	Non-Modular
I/O portsKnown for one	4 x 4 Pin. Molex/3 Pin.	Unknown — not stated by the source
Performanceidentical
PurposeKnown for one	PC	Unknown — not stated by the source
Power supply unit (PSU) form factorKnown for one	ATX	Unknown — not stated by the source
80 PLUS certificationKnown for one	80 PLUS Gold	Unknown — not stated by the source
ATX versionKnown for one	2.3	Unknown — not stated by the source
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelKnown for one	23.1 dB	Unknown — not stated by the source
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	100000 h	Unknown — not stated by the source
Compatible productsKnown for one	Multi-GPU, NVIDIA Hybrid, AMD / ATI CrossFire	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Silver
Fan diameterKnown for one	12 cm	Unknown — not stated by the source
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Fan speedKnown for one	1435	Unknown — not stated by the source
Fan locationKnown for one	Side	Unknown — not stated by the source
LED indicatorsKnown for one	No	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	Energy Star 5.0, ErP, WEEE, RoHS	Unknown — not stated by the source
Safety regulation & standardsidentical
SafetyKnown for one	CE, CB, TUV, N, S, Fl, D	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	2.47 kg	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	4.51 kg	Unknown — not stated by the source
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other features1 differ
Dimensions (WxDxH)Differs	200 x 150 x 86 mm	125 x 100 x 64 mm
Package dimensions (WxDxH)Known for one	400 x 272 x 118 mm	Unknown — not stated by the source
Parallel processing technology supportKnown for one	Hybrid CrossFireX	Unknown — not stated by the source
Power managementKnown for one	Yes	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	No	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Redundant power supply (RPS) supportKnown for one	No	Unknown — not stated by the source
Supported protocolsKnown for one	Intel C6	Unknown — not stated by the source
Power rocker switchKnown for one	Yes	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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