Product comparison · 2 power supply units

be quiet! PURE POWER 12 750W vs be quiet! PURE POWER 12 850W

71specifications compared
18differ
53identical
0known for one product only

Key differences

Total power
- PURE POWER 12 750W:750 W
- PURE POWER 12 850W:850 W
Peak power
- PURE POWER 12 750W:820 W
- PURE POWER 12 850W:900 W
Maximum input current (@110V)
- PURE POWER 12 750W:10 A
- PURE POWER 12 850W:12 A
Maximum input current (@220V)
- PURE POWER 12 750W:5 A
- PURE POWER 12 850W:6 A
Combined power (+12V)
- PURE POWER 12 750W:750 W
- PURE POWER 12 850W:850 W
Max output current (+3.3V)
- PURE POWER 12 750W:20 A
- PURE POWER 12 850W:22 A
Max output current (+12V1)
- PURE POWER 12 750W:62.5 A
- PURE POWER 12 850W:70.9 A
Max output current (+5V)
- PURE POWER 12 750W:20 A
- PURE POWER 12 850W:22 A

Side by side

Differences highlightedShow differences only

Comparison of PURE POWER 12 750W, PURE POWER 12 850W
71 specifications	A be quiet! PURE POWER 12 750W View product	B be quiet! PURE POWER 12 850W View product
Power10 differ
Total powerDiffers	750 W	850 W
Peak powerDiffers	820 W	900 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50/60 Hz	50/60 Hz
Maximum input current (@110V)Differs	10 A	12 A
Maximum input current (@220V)Differs	5 A	6 A
Power factor	0.98	0.98
Power Factor Correction (PFC) type	Active	Active
Number of +12V rail(s)	1	1
Combined power (+3.3V)	120 W	120 W
Combined power (+12V)Differs	750 W	850 W
Combined power (+5V)	120 W	120 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)	15 W	15 W
Max output current (+3.3V)Differs	20 A	22 A
Max output current (+12V1)Differs	62.5 A	70.9 A
Max output current (+5V)Differs	20 A	22 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	3 A	3 A
EfficiencyDiffers	90.7%	90.5%
Hold timeDiffers	17.04 ms	17.34 ms
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush protection (SIP), Under voltage	Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush protection (SIP), Under voltage
Ports & interfacesidentical
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Motherboard power cable length	55 cm	55 cm
Number of SATA power connectors	6	6
SATA power cable length	500,650,800,950 mm	500,650,800,950 mm
Peripheral (Molex) power connectors (4-pin)	1	1
Peripheral (Molex) power cable length	800 mm	800 mm
PCI Express power connectors (6+2 pin)	3	3
PCI Express power connectors (12-pin)	1	1
PCI Express power cable length	60 cm	60 cm
CPU power connector (4+4 pin)	Yes	Yes
CPU power cable length	60 cm	60 cm
PCI Express connector	Yes	Yes
Cabling type	Non-Modular	Non-Modular
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certification	80 PLUS Gold	80 PLUS Gold
ATX version	3.1	3.1
EPS version	2.92	2.92
Noise levelDiffers	22.5 dB	25.1 dB
Bearing technology	Rifle	Rifle
Mean time between failures (MTBF)	100000 h	100000 h
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Illumination	No	No
On/off switch	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)	0 - 90%	0 - 90%
Storage relative humidity (H-H)	0 - 95%	0 - 95%
Packaging contentidentical
Cables included	AC	AC
Cable tie(s) included	Yes	Yes
Certificatesidentical
Compliance certificates	CB, CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE, cTUVus	CB, CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE, cTUVus
Weight & dimensions1 differ
Width	86 mm	86 mm
Depth	160 mm	160 mm
Height	150 mm	150 mm
WeightDiffers	2.6 kg	2.7 kg
Packaging data1 differ
Package width	133 mm	133 mm
Package depth	320 mm	320 mm
Package height	210 mm	210 mm
Package weightDiffers	3 kg	3.1 kg
Logistics data5 differ
Products per shipping (inner) caseDiffers	6 pc(s)	4 pc(s)
Shipping (inner) case heightDiffers	41.8 cm	34 cm
Shipping (inner) case lengthDiffers	44 cm	56 cm
Shipping (inner) case net weightDiffers	19.2 kg	13.4 kg
Shipping (inner) case widthDiffers	34.5 cm	24 cm
Warranty period	10 year(s)	10 year(s)
Other featuresidentical
Screws included	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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