Product comparison · 2 power supply units

be quiet! BQT P8-PRO-1000W vs be quiet! Dark Power

51specifications compared
18differ
33identical
17known for one product only

Key differences

Total power
- BQT P8-PRO-1000W:1000 W
- Dark Power:750 W
Peak power
- BQT P8-PRO-1000W:1100 W
- Dark Power:850 W
Combined power (+3.3V)
- BQT P8-PRO-1000W:80 W
- Dark Power:150 W
Combined power (+12V)
- BQT P8-PRO-1000W:980 W
- Dark Power:732 W
Combined power (+5V)
- BQT P8-PRO-1000W:100 W
- Dark Power:150 W
Combined power (+5Vsb)
- BQT P8-PRO-1000W:20 W
- Dark Power:15 W
Max output current (+12V)
- BQT P8-PRO-1000W:80 A
- Dark Power:61 A
Max output current (+5Vsb)
- BQT P8-PRO-1000W:4 A
- Dark Power:3 A

Side by side

Differences highlightedShow differences only

Comparison of BQT P8-PRO-1000W, Dark Power
68 specifications	A be quiet! BQT P8-PRO-1000W View product	B be quiet! Dark Power View product
Power11 differ
Total powerDiffers	1000 W	750 W
Peak powerDiffers	1100 W	850 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentKnown for one	Unknown — not stated by the source	9 A
Maximum input current (@110V)Differs	+12V1,+12V2,+12V3,+12V4,+12V5,+12V6,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,-12V
Power factor	0.99	0.99
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	80 W	150 W
Combined power (+12V)Differs	980 W	732 W
Combined power (+5V)Differs	100 W	150 W
Combined power (-12V)	6 W	6 W
Combined power (+5Vsb)Differs	20 W	15 W
Max output current (+3.3V)	24 A	24 A
Max output current (+12V)Differs	80 A	61 A
Max output current (+5V)	30 A	30 A
Max output current (-12V)	0.5 A	0.5 A
Max output current (+5Vsb)Differs	4 A	3 A
EfficiencyDiffers	92%	93%
Hold timeDiffers	30 ms	33 ms
Power protection features	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating
Ports & interfaces4 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	11	9
Peripheral (Molex) power connectors (4-pin)	8	8
PCI Express power connectors (6-pin)Differs	3	2
PCI Express power connectors (6+2 pin)Differs	3	2
CPU power connector (4+4 pin)	Yes	Yes
Floppy drive power connector	2	2
Connector(s)Differs	37	IEC C14
Cabling type	Semi-Modular	Semi-Modular
I/O portsKnown for one	Unknown — not stated by the source	4 x 4 Pin. Molex/3 Pin.
CPU power connectors (8-pin)Known for one	1	Unknown — not stated by the source
Performance2 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationDiffers	80 PLUS Silver	80 PLUS Gold
ATX version	2.3	2.3
EPS version	2.92	2.92
Noise levelKnown for one	Unknown — not stated by the source	23.1 dB
Bearing technology	FDB	FDB
Mean time between failures (MTBF)	100000 h	100000 h
Compatible productsDiffers	Intel DPD C6	Multi-GPU, NVIDIA Hybrid, AMD / ATI CrossFire
Designidentical
Product colour	Black	Black
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan speedKnown for one	Unknown — not stated by the source	1435
Fan location	Side	Side
LED indicators	No	No
Cooling typeKnown for one	Active	Unknown — not stated by the source
IlluminationKnown for one	No	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	2002/95/EG RoHS and WEEE	Energy Star 5.0, ErP, WEEE, RoHS
Safety regulation & standardsidentical
Safety	CE, CB, TUV, N, S, Fl, D	CE, CB, TUV, N, S, Fl, D
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	2.47 kg
WidthKnown for one	200 mm	Unknown — not stated by the source
DepthKnown for one	150 mm	Unknown — not stated by the source
HeightKnown for one	86 mm	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	4.51 kg
Technical detailsidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other featuresidentical
Dimensions (WxDxH)	200 x 150 x 86 mm	200 x 150 x 86 mm
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	400 x 272 x 118 mm
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Hybrid CrossFireX
Power management	Yes	Yes
Power over Ethernet (PoE)	No	No
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Redundant power supply (RPS) support	No	No
Supported protocolsKnown for one	Unknown — not stated by the source	Intel C6
Power rocker switch	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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