Product comparison · 2 power supply units

be quiet! POWER ZONE 2 850W vs be quiet! PURE POWER 12 850W

63specifications compared
33differ
30identical
18known for one product only

Key differences

Peak power
- POWER ZONE 2 850W:920 W
- PURE POWER 12 850W:900 W
Maximum input current (@110V)
- POWER ZONE 2 850W:10 A
- PURE POWER 12 850W:12 A
Maximum input current (@220V)
- POWER ZONE 2 850W:5 A
- PURE POWER 12 850W:6 A
Combined power (+12V)
- POWER ZONE 2 850W:849.6 W
- PURE POWER 12 850W:850 W
Combined power (-12V)
- POWER ZONE 2 850W:6 W
- PURE POWER 12 850W:3.6 W
Max output current (+3.3V)
- POWER ZONE 2 850W:20 A
- PURE POWER 12 850W:22 A
Max output current (+5V)
- POWER ZONE 2 850W:20 A
- PURE POWER 12 850W:22 A
Max output current (-12V)
- POWER ZONE 2 850W:0.5 A
- PURE POWER 12 850W:0.3 A

Side by side

Differences highlightedShow differences only

Comparison of POWER ZONE 2 850W, PURE POWER 12 850W
81 specifications	A be quiet! POWER ZONE 2 850W View product	B be quiet! PURE POWER 12 850W View product
Power11 differ
Peak powerDiffers	920 W	900 W
Maximum input current (@110V)Differs	10 A	12 A
Maximum input current (@220V)Differs	5 A	6 A
Combined power (+12V)Differs	849.6 W	850 W
Combined power (-12V)Differs	6 W	3.6 W
Max output current (+3.3V)Differs	20 A	22 A
Max output current (+12V)Known for one	70.8 A	Unknown — not stated by the source
Max output current (+5V)Differs	20 A	22 A
Max output current (-12V)Differs	0.5 A	0.3 A
EfficiencyDiffers	92.3%	90.5%
Hold timeDiffers	21.1 ms	17.34 ms
Power protection featuresDiffers	Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush, Under voltage	Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush protection (SIP), Under voltage
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Max output current (+12V1)Known for one	Unknown — not stated by the source	70.9 A
Ports & interfaces6 differ
Motherboard power cable lengthDiffers	60 cm	55 cm
Number of SATA power connectorsDiffers	7	6
SATA power cable lengthDiffers	550,700,850,1000 mm	500,650,800,950 mm
Peripheral (Molex) power cable lengthDiffers	1000 mm	800 mm
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
PCI Express power connectors (16-pin)Known for one	1	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
CPU power cable lengthDiffers	70 cm	60 cm
Cabling typeDiffers	Fully-Modular	Non-Modular
PCI Express power connectors (12-pin)Known for one	Unknown — not stated by the source	1
Performance2 differ
80 PLUS certificationDiffers	80 PLUS Platinum	80 PLUS Gold
Noise levelDiffers	24.9 dB	25.1 dB
Design1 differ
Fan diameterDiffers	14 cm	12 cm
Operational conditions2 differ
Storage temperature (T-T)Differs	-40 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)Differs	0 - 85%	0 - 90%
Certificates1 differ
Compliance certificatesDiffers	BSMI, CB, CCC, CE, Federal Communications Commission (FCC), RCM, RoHS, TÜV mark, UKCA, WEEE	CB, CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE, cTUVus
Waste Electrical and Electronic Equipment (WEEE) complianceKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	150 mm	86 mm
HeightDiffers	86 mm	150 mm
WeightKnown for one	Unknown — not stated by the source	2.7 kg
Packaging data4 differ
ManualKnown for one	Yes	Unknown — not stated by the source
Manual languagesKnown for one	German, English, Spanish, French, Polish, Russian, Ukrainian	Unknown — not stated by the source
Package widthDiffers	248 mm	133 mm
Package depthDiffers	328 mm	320 mm
Package heightDiffers	102 mm	210 mm
Package weightDiffers	3.21 kg	3.1 kg
Package typeKnown for one	Box	Unknown — not stated by the source
Logistics data4 differ
Products per shipping (inner) caseDiffers	6 pc(s)	4 pc(s)
Shipping (inner) case gross weightKnown for one	19.3 kg	Unknown — not stated by the source
Shipping (inner) case heightDiffers	34.6 cm	34 cm
Shipping (inner) case lengthDiffers	65.1 cm	56 cm
Shipping (inner) case widthDiffers	28.2 cm	24 cm
Shipping (inner) case net weightKnown for one	Unknown — not stated by the source	13.4 kg
Warranty periodKnown for one	Unknown — not stated by the source	10 year(s)
Other featuresidentical
Cable ties includedKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Cable tie(s) includedKnown for one	Unknown — not stated by the source	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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