Product comparison · 2 computer cooling systems

be quiet! Pure Rock Pro 3 Black vs be quiet! Silent Loop 3 420 mm

44specifications compared
31differ
13identical
24known for one product only

Key differences

Type
- Pure Rock Pro 3 Black:Air cooler
- Silent Loop 3 420 mm:All-in-one liquid cooler
Fan diameter
- Pure Rock Pro 3 Black:12 cm
- Silent Loop 3 420 mm:14 cm
Noise level (low speed)
- Pure Rock Pro 3 Black:14 dB
- Silent Loop 3 420 mm:19.4 dB
Noise level (high speed)
- Pure Rock Pro 3 Black:34.8 dB
- Silent Loop 3 420 mm:34.3 dB
Maximum airflow
- Pure Rock Pro 3 Black:59.6 cfm
- Silent Loop 3 420 mm:78.4 cfm
Airflow
- Pure Rock Pro 3 Black:101.2 m³/h
- Silent Loop 3 420 mm:133.2 m³/h
Maximum air pressure
- Pure Rock Pro 3 Black:2.41 mmH2O
- Silent Loop 3 420 mm:2.36 mmH2O
Bearing type
- Pure Rock Pro 3 Black:Rifle bearing
- Silent Loop 3 420 mm:Fluid Dynamic Bearing (FDB)

Side by side

Differences highlightedShow differences only

Comparison of Pure Rock Pro 3 Black, Silent Loop 3 420 mm
68 specifications	A be quiet! Pure Rock Pro 3 Black View product	B be quiet! Silent Loop 3 420 mm View product
Performance10 differ
Suitable location	Processor	Processor
TypeDiffers	Air cooler	All-in-one liquid cooler
Fan diameterDiffers	12 cm	14 cm
Supported processor socketsDiffers	LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1200 (Socket H5), LGA 1700, LGA 1851, Socket AM4, Socket AM5	LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1200 (Socket H5), LGA 1700, Socket AM4, Socket AM5, Socket TR4, Socket TR5
Noise level (low speed)Differs	14 dB	19.4 dB
Noise level (high speed)Differs	34.8 dB	34.3 dB
Maximum airflowDiffers	59.6 cfm	78.4 cfm
AirflowDiffers	101.2 m³/h	133.2 m³/h
Maximum air pressureDiffers	2.41 mmH2O	2.36 mmH2O
Pulse-width modulation (PWM) support	Yes	Yes
Bearing typeDiffers	Rifle bearing	Fluid Dynamic Bearing (FDB)
Pump connectorKnown for one	Unknown — not stated by the source	4-pin
Quantity per pack	1 pc(s)	1 pc(s)
Fan speed (max)Known for one	Unknown — not stated by the source	1900 RPM
Pump motor speedKnown for one	Unknown — not stated by the source	3500 RPM
Pump motor speed (max)Known for one	Unknown — not stated by the source	3500 RPM
Pump motor speed (min)Known for one	Unknown — not stated by the source	1700 RPM
Fan's mean time to failure (MTTF)Differs	80000 h	300000 h
Rotational speed (max)Known for one	2000 RPM	Unknown — not stated by the source
Design2 differ
Product colour	Black	Black
Radiator materialKnown for one	Unknown — not stated by the source	Aluminum
Base plate material	Copper	Copper
Number of fansDiffers	2 fan(s)	3 fan(s)
Illumination LEDDiffers	No	Yes
Illumination colourKnown for one	Unknown — not stated by the source	Multi
LED connector typeKnown for one	Unknown — not stated by the source	3-pin
Fan connector	4-pin	4-pin
Display type	Not applicable	Not applicable
Fins materialKnown for one	Aluminium	Unknown — not stated by the source
Number of heat pipesKnown for one	6	Unknown — not stated by the source
Power1 differ
Fan power consumption	3.6 W	3.6 W
Fan currentDiffers	0.1 A	0.3 A
Fan voltage	12 V	12 V
LED voltageKnown for one	Unknown — not stated by the source	5 V
Thermal Design Power (TDP)Known for one	250 W	Unknown — not stated by the source
Weight & dimensions12 differ
WidthDiffers	124 mm	140 mm
DepthDiffers	139 mm	52 mm
HeightDiffers	155 mm	475 mm
Radiator widthDiffers	12.4 cm	14 cm
Radiator depthDiffers	11.4 cm	45.7 cm
Radiator heightDiffers	15.5 cm	2.7 cm
Tube lengthKnown for one	Unknown — not stated by the source	40 cm
Waterblock widthKnown for one	Unknown — not stated by the source	8 cm
Waterblock depthKnown for one	Unknown — not stated by the source	5.6 cm
Waterblock heightKnown for one	Unknown — not stated by the source	9.35 cm
WeightDiffers	1.07 kg	2.01 kg
Fan dimensions (W x D x H)	120 x 120 x 25 mm	120 x 120 x 25 mm
Cable lengthDiffers	0.12 m	0.5 m
Package widthDiffers	178 mm	204 mm
Package depthDiffers	163 mm	499 mm
Package heightDiffers	210 mm	154 mm
Package weightDiffers	1.4 kg	3.3 kg
Fan thicknessKnown for one	2.5 cm	Unknown — not stated by the source
Heat pipes diameterKnown for one	6 mm	Unknown — not stated by the source
Technical details1 differ
Compliance certificatesDiffers	CE, RoHS, TÜV mark, UKCA, UL, WEEE	CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE
Sustainability certificates	Triman	Triman
Warranty period	3 year(s)	3 year(s)
Packaging contentidentical
Package typeKnown for one	Unknown — not stated by the source	Box
Mounting kit	Yes	Yes
Screws includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
CPU bracket(s)Known for one	Unknown — not stated by the source	Yes
Other featuresidentical
Thermal greaseKnown for one	Unknown — not stated by the source	Yes
Logistics data5 differ
Products per shipping (inner) caseDiffers	16 pc(s)	4 pc(s)
Shipping (inner) case widthDiffers	34.2 cm	42.4 cm
Shipping (inner) case lengthDiffers	55.2 cm	51.1 cm
Shipping (inner) case heightDiffers	45 cm	33.6 cm
Shipping (inner) case gross weightDiffers	17.9 kg	14.8 kg

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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