Product comparison · 2 computer cooling systems

ARCTIC F8 PWM PST CO vs be quiet! Dark Rock 2

16specifications compared
14differ
2identical
24known for one product only

Key differences

Suitable location
- F8 PWM PST CO:Computer case
- Dark Rock 2:Processor
Type
- F8 PWM PST CO:Fan
- Dark Rock 2:Cooler
Fan diameter
- F8 PWM PST CO:8 cm
- Dark Rock 2:13.5 cm
Rotational speed (max)
- F8 PWM PST CO:2000 RPM
- Dark Rock 2:1300 RPM
Noise level (high speed)
- F8 PWM PST CO:24.5 dB
- Dark Rock 2:21.2 dB
Maximum airflow
- F8 PWM PST CO:31 cfm
- Dark Rock 2:57.9 cfm
Airflow
- F8 PWM PST CO:52.7 m³/h
- Dark Rock 2:96.8 m³/h
Rated current
- F8 PWM PST CO:0.16 A
- Dark Rock 2:0.25 A

Side by side

Differences highlightedShow differences only

Comparison of F8 PWM PST CO, Dark Rock 2
40 specifications	A ARCTIC F8 PWM PST CO View product	B be quiet! Dark Rock 2 View product
Performance8 differ
Suitable locationDiffers	Computer case	Processor
TypeDiffers	Fan	Cooler
Fan diameterDiffers	8 cm	13.5 cm
Supported processor socketsDiffers	Not supported	Socket 754, Socket 939, Socket 940
Compatible processor seriesKnown for one	Not supported	Unknown — not stated by the source
Rotational speed (min)Known for one	850 RPM	Unknown — not stated by the source
Rotational speed (max)Differs	2000 RPM	1300 RPM
Noise level (high speed)Differs	24.5 dB	21.2 dB
Noise levelKnown for one	0.3 sone	Unknown — not stated by the source
Maximum airflowDiffers	31 cfm	57.9 cfm
AirflowDiffers	52.7 m³/h	96.8 m³/h
Pulse-width modulation (PWM) supportKnown for one	Yes	Unknown — not stated by the source
Bearing typeKnown for one	Ball bearing	Unknown — not stated by the source
Noise level (low speed)Known for one	Unknown — not stated by the source	8.7 dB
Maximum air pressureKnown for one	Unknown — not stated by the source	1.64 mmH2O
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	300000 h
Designidentical
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Fan connectorKnown for one	4-pin	Unknown — not stated by the source
Power1 differ
Rated currentDiffers	0.16 A	0.25 A
Power consumption (typical)Known for one	Unknown — not stated by the source	2.64 W
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	180 W
Weight & dimensions5 differ
WidthDiffers	80 mm	97 mm
DepthDiffers	25 mm	138 mm
HeightDiffers	80 mm	166 mm
WeightDiffers	72 g	860 g
Cable lengthDiffers	0.4 m	0.2 m
Package widthKnown for one	82.5 mm	Unknown — not stated by the source
Package depthKnown for one	26 mm	Unknown — not stated by the source
Package heightKnown for one	82.5 mm	Unknown — not stated by the source
Package weightKnown for one	87 g	Unknown — not stated by the source
Fan dimensions (W x D x H)Known for one	Unknown — not stated by the source	135 x 135 x 25 mm
Technical detailsidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Bearing technologyKnown for one	Unknown — not stated by the source	FDB
Packaging contentidentical
Screws includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Mounting hole pattern (W x D)Known for one	71.5 x 71.5 mm	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Heatsink dimensions (W x D x H)Known for one	Unknown — not stated by the source	96 x 166 x 95 mm
Connector(s)Known for one	Unknown — not stated by the source	4p PWM

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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