Product comparison · 2 computer cooling systems

ARCTIC F8 - 3-Pin fan with standard case vs ARCTIC F9 PWM PST

Key differences

Fan diameter
- F8 - 3-Pin fan with standard case:8 cm
- F9 PWM PST:9.2 cm
Rotational speed (min)
- F8 - 3-Pin fan with standard case:850 RPM
- F9 PWM PST:550 RPM
Noise level
- F8 - 3-Pin fan with standard case:0.3 sone
- F9 PWM PST:0.4 sone
Maximum airflow
- F8 - 3-Pin fan with standard case:31 cfm
- F9 PWM PST:43 cfm
Airflow
- F8 - 3-Pin fan with standard case:52.7 m³/h
- F9 PWM PST:73.1 m³/h
Bearing type
- F8 - 3-Pin fan with standard case:Fluid Dynamic Bearing (FDB)
- F9 PWM PST:Fluid bearing
Fan connector
- F8 - 3-Pin fan with standard case:3-pin
- F9 PWM PST:4-pin
Width
- F8 - 3-Pin fan with standard case:80 mm
- F9 PWM PST:92 mm

Differences highlightedShow differences only

Comparison of F8, F9 PWM PST
35 specifications	A ARCTIC F8 - 3-Pin fan with standard case Model F8 View product	B ARCTIC F9 PWM PST View product
Performance6 differ
Fan diameterDiffers	8 cm	9.2 cm
Number of speedsKnown for one	3	Unknown — not stated by the source
Rotational speed (min)Differs	850 RPM	550 RPM
Noise levelDiffers	0.3 sone	0.4 sone
Maximum airflowDiffers	31 cfm	43 cfm
AirflowDiffers	52.7 m³/h	73.1 m³/h
Bearing typeDiffers	Fluid Dynamic Bearing (FDB)	Fluid bearing
Pulse-width modulation (PWM) supportKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Fan connectorDiffers	3-pin	4-pin
Poweridentical
Starting voltageKnown for one	2.6 V	Unknown — not stated by the source
Weight & dimensions7 differ
WidthDiffers	80 mm	92 mm
HeightDiffers	80 mm	92 mm
WeightDiffers	71 g	84 g
Package widthDiffers	82.5 mm	96 mm
Package depthDiffers	26 mm	27 mm
Package heightDiffers	82.5 mm	96 mm
Package weightDiffers	83 g	107 g
Packaging contentidentical
Package typeKnown for one	Box	Unknown — not stated by the source
Other features1 differ
Speed detectionKnown for one	No	Unknown — not stated by the source
Mounting hole pattern (W x D)Differs	71.5 x 71.5 mm	82.5 x 82.5 mm

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.