Head-to-head · Best Cpu Air Coolers

Arctic Freezer 36 vs be quiet! Pure Rock Pro 3

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

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The short answer

be quiet! Pure Rock Pro 3 comes out ahead by a clear margin (4.6 vs 3.6). The gap is mostly about users prioritizing noise reduction over peak performance — read the strengths below before deciding.

Ranked #9 in Best Cpu Air Coolers

Arctic Freezer 36

3.6

8 sources1 derived$21.49as of Oct 2

The cooler features a single-tower design with a fat tower that improves airflow, and its fan mount uses four screws for a firm connection. However, performance is middling on AMD CPUs compared to competition. The Freezer 36 follows the prior Freezer 34 Esports Duo and avoids the mistakes of the Freezer 50, which was criticized for strapping plastic appendages to a cooler.

Strengths

— Offers good value when on sale
— Uses a single-tower design with a fat tower for better airflow
— Features a fan mount that snaps in with four Phillips 2 screws for firm connection

Watch-outs

— Requires installation of an included contact frame for Intel CPUs
— Performance is middling on AMD CPUs compared to competition

$21.49 · Check Price on Amazon Full review →

Higher ratedRanked #1 in Best Cpu Air Coolers

be quiet! Pure Rock Pro 3

4.6

8 sources1 derived$54.9as of Oct 2

be quiet!'s Pure Rock Pro 3 Black offers high cooling performance with its dual-tower design and 6mm heat pipes, delivering strong thermal results while maintaining a compact profile. The included Pure Wings 3 fans provide excellent airflow and pressure, though reviewers noted inconsistencies in the product's specification sheet. TechPowerUp praised its performance and quiet operation, making it suitable for high-end systems and overclocking. Users seeking a balance between cooling capacity and noise will find it well-suited, though those requiring precise fan specifications may encounter issues.

Strengths

— 6 nickel-plated high-performance copper heat pipes with nickel-plated base for excellent heat dissipation
— Two optimized Pure Wings 3 120mm PWM fans with funnel-shaped air outlet for high airflow and pressure
— Compact offset design allows easy installation and compatibility with RAM and VRM coolers

Watch-outs

— Spec sheet contains inconsistencies regarding fan RPM and performance data
— Fan speed may be limited by inaccurate specifications in marketing materials

$54.9 · Check Price on Amazon Full review →

Derived means the reviewer published no score, so one was inferred from their written verdict. Everything else is a number the publisher printed. How we rank.

How they stack up

Arctic Freezer 36

The Arctic Freezer 36 offers good value when on sale but is outperformed by the Thermalright Phantom Spirit 120 SE, which includes an extra heat pipe and better airflow direction. Compared to the be quiet! Pure Rock Pro 3 Black, it lacks dual fans and a more advanced design, though it's more affordable and easier to install without requiring a contact frame for Intel CPUs.

be quiet! Pure Rock Pro 3

The be quiet! Pure Rock Pro 3 Black excels in quiet operation and dual-fan airflow, but it's less performant than the Thermalright Phantom Spirit 120 SE which includes an extra heat pipe and better airflow direction options. While it's quieter than the Thermalright Peerless Assassin 120 Mini, it suffers from inconsistent specs that the latter avoids.

Specs side-by-side

Spec	Arctic Freezer 36	be quiet! Pure Rock Pro 3
Cooler Type	Single-tower air cooler	Double-tower air cooler
Height	159 mm	139 x 124 x 155mm
Heat Pipes	4x	6 x 6mm
Fan Size	120 mm	2 x Pure Wings 3 120mm PWM
Noise Level	25 dBA	34.8dB(A) at max speed
Compatibility	Intel LGA 1851, 1700; AMD AM5, AM4	Intel 1851 / 1700 / 1200 / 1150 / 1151 / 1155; AMD AM5 / AM4
Price	$52	$54.90
Wattage	3.96 watts	3.6 watts
Dimensions	104 mm x 126 mm x 159 mm	5.47"L x 4.88"W x 6.1"H
Voltage	12 volts	12 volts
Material	Aluminium	Aluminum

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