Product comparison · 2 power supply units

be quiet! System Power 9 vs CoolBox DeepPower BR-650

37specifications compared
23differ
14identical
36known for one product only

Key differences

Total power
- System Power 9:700 W
- DeepPower BR-650:650 W
AC input voltage
- System Power 9:200 - 240 V
- DeepPower BR-650:100 - 240 V
AC input frequency
- System Power 9:50 Hz
- DeepPower BR-650:50 - 60 Hz
Combined power (+3.3V)
- System Power 9:130 W
- DeepPower BR-650:115 W
Combined power (+12V)
- System Power 9:672 W
- DeepPower BR-650:528 W
Combined power (+5V)
- System Power 9:130 W
- DeepPower BR-650:115 W
Combined power (-12V)
- System Power 9:3.6 W
- DeepPower BR-650:6 W
Combined power (+5Vsb)
- System Power 9:15 W
- DeepPower BR-650:12.5 W

Side by side

Differences highlightedShow differences only

Comparison of System Power 9, DeepPower BR-650
73 specifications	A be quiet! System Power 9 View product	B CoolBox DeepPower BR-650 View product
Power16 differ
Total powerDiffers	700 W	650 W
AC input voltageDiffers	200 - 240 V	100 - 240 V
AC input frequencyDiffers	50 Hz	50 - 60 Hz
Input currentKnown for one	6 A	Unknown — not stated by the source
Power factorKnown for one	0.95	Unknown — not stated by the source
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	130 W	115 W
Combined power (+12V)Differs	672 W	528 W
Combined power (+5V)Differs	130 W	115 W
Combined power (-12V)Differs	3.6 W	6 W
Combined power (+5Vsb)Differs	15 W	12.5 W
Max output current (+3.3V)Differs	24 A	18 A
Max output current (+12V1)Differs	33 A	22 A
Max output current (+12V2)Differs	25 A	22 A
Max output current (+5V)Differs	15 A	18 A
Max output current (-12V)Differs	0.3 A	0.5 A
Max output current (+5Vsb)Differs	3 A	2.5 A
EfficiencyDiffers	89%	85%
Hold time	17 ms	17 ms
Power protection featuresDiffers	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage	Over power, Over voltage, Short circuit, Under voltage
Maximum input current (@110V)Known for one	Unknown — not stated by the source	8 A
Maximum input current (@220V)Known for one	Unknown — not stated by the source	4 A
Power Good signal delay rangeKnown for one	Unknown — not stated by the source	100 - 500 ms
Ports & interfaces2 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Motherboard power cable lengthKnown for one	55 cm	Unknown — not stated by the source
Number of PATA power connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA power connectorsDiffers	6	4
SATA power cable lengthKnown for one	350,550 mm	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs	4	1
PCI Express power cable lengthKnown for one	50 cm	Unknown — not stated by the source
CPU power connector (4+4 pin)	Yes	Yes
CPU power cable lengthKnown for one	60 cm	Unknown — not stated by the source
Cabling type	Non-Modular	Non-Modular
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	4
Floppy disk drive connectorKnown for one	Unknown — not stated by the source	Yes
Floppy drive power connectorKnown for one	Unknown — not stated by the source	1
PCI Express connectorKnown for one	Unknown — not stated by the source	Yes
Performance2 differ
PurposeDiffers	PC	PC/Server
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certification	80 PLUS Bronze	80 PLUS Bronze
ATX versionDiffers	2.4	2.31
EPS versionKnown for one	2.92	Unknown — not stated by the source
Silent modeKnown for one	Yes	Unknown — not stated by the source
Bearing technologyKnown for one	Sleeve	Unknown — not stated by the source
Noise levelKnown for one	Unknown — not stated by the source	25 dB
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	100000 h
Design1 differ
Product colour	Black	Black
Fan diameterDiffers	12 cm	14 cm
Number of fans	1 fan(s)	1 fan(s)
IlluminationKnown for one	No	Unknown — not stated by the source
On/off switch	Yes	Yes
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan locationKnown for one	Unknown — not stated by the source	Top
Packaging contentidentical
Cables included	AC	AC
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	CE, CB, TÜV, RCM, CU	CE, WEEE
Weight & dimensions1 differ
WidthKnown for one	150 mm	Unknown — not stated by the source
DepthKnown for one	140 mm	Unknown — not stated by the source
HeightKnown for one	86 mm	Unknown — not stated by the source
WeightDiffers	2.07 kg	2.1 kg
Packaging dataidentical
Manual	Yes	Yes
Package widthKnown for one	97 mm	Unknown — not stated by the source
Package depthKnown for one	268 mm	Unknown — not stated by the source
Package heightKnown for one	195 mm	Unknown — not stated by the source
Package weightKnown for one	2.38 kg	Unknown — not stated by the source
Package type	Box	Box
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source
Other featuresidentical
Screws includedKnown for one	Yes	Unknown — not stated by the source
Noise level (silent mode, <30%)Known for one	10.6 dB	Unknown — not stated by the source
Noise level (quiet mode, 50%)Known for one	15.4 dB	Unknown — not stated by the source
Noise level (full-load mode, 100%)Known for one	31.7 dB	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C

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.

More power supply unit comparisons

All power supply unit comparisons