Product comparison · 2 computer cooling systems

ARCTIC Freezer A11 vs be quiet! Shadow Rock Slim

28specifications compared
20differ
8identical
16known for one product only

Key differences

Fan diameter
- Freezer A11:9.2 cm
- Shadow Rock Slim:13.5 cm
Rotational speed (min)
- Freezer A11:500 RPM
- Shadow Rock Slim:600 RPM
Rotational speed (max)
- Freezer A11:2000 RPM
- Shadow Rock Slim:1400 RPM
Maximum airflow
- Freezer A11:74 cfm
- Shadow Rock Slim:67.8 cfm
Airflow
- Freezer A11:125.7 m³/h
- Shadow Rock Slim:113.8 m³/h
Bearing type
- Freezer A11:Fluid bearing
- Shadow Rock Slim:Rifle bearing
Product colour
- Freezer A11:Black, Copper, Grey
- Shadow Rock Slim:Black, Copper, Silver
Material
- Freezer A11:Aluminium
- Shadow Rock Slim:Aluminium, Copper

Side by side

Differences highlightedShow differences only

Comparison of Freezer A11, Shadow Rock Slim
44 specifications	A ARCTIC Freezer A11 View product	B be quiet! Shadow Rock Slim View product
Performance7 differ
Fan diameterDiffers	9.2 cm	13.5 cm
Supported processor socketsDiffers	Socket AM2, Socket AM2+, Socket AM3, Socket AM3+, Socket FM1, Socket FM2, Socket FM2+	LGA 1150 (Socket H3), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 2011 (Socket R), LGA 2066, LGA 775 (Socket T), Socket 754, Socket 939, Socket 940, Socket AM2+, Socket AM3+, Socket AM4, Socket FM1, Socket FM2
Rotational speed (min)Differs	500 RPM	600 RPM
Rotational speed (max)Differs	2000 RPM	1400 RPM
Noise level (low speed)Known for one	Unknown — not stated by the source	11.5 dB
Noise level (high speed)Known for one	Unknown — not stated by the source	23.7 dB
Maximum airflowDiffers	74 cfm	67.8 cfm
AirflowDiffers	125.7 m³/h	113.8 m³/h
Minimum air pressureKnown for one	Unknown — not stated by the source	1.23 mmH2O
Maximum air pressureKnown for one	Unknown — not stated by the source	2.1 mmH2O
Bearing typeDiffers	Fluid bearing	Rifle bearing
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	80000 h
Noise levelKnown for one	0.3 sone	Unknown — not stated by the source
Design4 differ
Product colourDiffers	Black, Copper, Grey	Black, Copper, Silver
MaterialDiffers	Aluminium	Aluminium, Copper
Number of fan bladesKnown for one	Unknown — not stated by the source	9
Number of finsDiffers	45	52
Number of heat pipesDiffers	3	4
Fan connectorKnown for one	Unknown — not stated by the source	4-pin
Power1 differ
Power supplyKnown for one	Unknown — not stated by the source	1.32 W
Rated currentDiffers	0.16 A	0.11 A
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	160 W
Weight & dimensions8 differ
WidthDiffers	108 mm	137 mm
DepthDiffers	90 mm	74 mm
HeightDiffers	130 mm	161 mm
WeightDiffers	480 g	729 g
Fan dimensions (W x D x H)Known for one	Unknown — not stated by the source	135 x 135 x 22 mm
Cable lengthKnown for one	Unknown — not stated by the source	0.22 m
Package widthDiffers	110 mm	180 mm
Package depthDiffers	97 mm	178 mm
Package heightDiffers	137 mm	130 mm
Package weightDiffers	600 g	1.1 kg
Fins thicknessKnown for one	0.4 mm	Unknown — not stated by the source
Packaging contentidentical
Thermal pad includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Heatsink dimensions (W x D x H)Known for one	Unknown — not stated by the source	130 x 52 x 161 mm
Cooling capacity in watts (max)Known for one	150 W	Unknown — not stated by the source

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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