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Thermalright · Air · 156 mm tall

Thermalright Assassin Spirit 120 EVO Dark

1 fan · 27 dBA

Performance
71%
Perf / price
157
Acoustics
70
Amazon
$20
$20
Available on Amazon Updated Aug 30, 2026 Prime FBA
Performance71.0%
Performance / price157.0
Acoustics70.4
$20 on Amazon Cooler table Compare this cooler

Check this cooler in a buildSelect a CPU and case first so socket, height, and radiator support can be evaluated. Start with the CPU

Written analysis

Thermalright Assassin Spirit 120 EVO Dark at a glance

The Thermalright Assassin Spirit 120 EVO Dark is a Air cooler listed as 156 mm tall. It is listed with 1 120 mm fan.

Review-derived relative cooling performance is 71.0%. Recorded noise is 27 dBA, for an acoustics score of 70.4. Airflow is listed at 70 CFM. Warranty is 5 years.

Best fit: Compact or value builds where clearance, noise, and price outweigh peak thermal headroom.

Fitment and sockets

Tower height is 156 mm — check case cooler clearance before buying. Socket compatibility includes LGA 1700, LGA 1151, LGA 1155, LGA 1156, LGA 1200, LGA 1851, AM4, AM5. CPU block / cold plate: Copper.

Current value

At $20, performance / price is 157.0. Compare nearby coolers of the same type below; quieter acoustics and fitment can outweigh a small score gap.

Cooler data

Full specifications

Cooling type, fitment, sockets, fans, acoustics, features, and value in one technical sheet.

General

Manufacturer
Thermalright
Cooler
Thermalright Assassin Spirit 120 EVO Dark
Warranty
5 years
Launch price
Amazon price
$20
Amazon availability
Available
Price updated
Aug 30, 2026

Cooling type & fit

Type
Air
Size class
156 mm tall
Height
156 mm
Cooler dimensions
120 x 48 x 156 mm

Value

Amazon price
$20
Relative performance
71.0%
Performance / price
157.0
Acoustics
70.4

Sockets & block

Socket compatibility
LGA 1700, LGA 1151, LGA 1155, LGA 1156, LGA 1200, LGA 1851, AM4, AM5
CPU block
Copper

Fans & acoustics

Fan size
120 mm
Fan count
1
Fan speed
1850 rpm
Noise
27 dBA
Airflow
70 CFM
Acoustics score
70.4

Features

RGB lighting
No
Thermal paste included
No
Display
0
Color

Amazon

Price history

Nearby performance

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Discussion

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Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

[Brand Overview] THERMALRIGHT is a Taiwanese brand with more than 20 years of development history. It has a certain degree of popularity in the Chinese market and has a decisive influence in the cooler market. We have been focusing on the research and development of computer peripheral accessories. The R&D product line includes: CPU coolers, CPU liquid coolers, case fans, thermal paste, accessories and other products.

[Product Specifications] AS120 EVO DARK(Abbreviation); CPU Cooler; Size: 120 (L) x 73 (W) x 156 (H) mm (4.72 x 2.87 x 6.14 inches); Cooler Material: Aluminium. All-aluminium fins in the main body bring the maximum heat dissipation area, combined with the high speed PWM fan, it can perfectly bring out the strongest heat dissipation efficacy of the cpu cooler.

[PWM Fan] TL-E12B V2; Standard 120MM size PWM performance fan: 120 x 120 x 25mm (4.72x4.72x0.98 inches); Fan speed (RPM): 1850RPM±10%; Power supply connector: 4-pin; Voltage: 12V DC; Air flow rate: 70.4CFM (max); Noise level ≤ 27dB (A), high-performance fan combined with efficient cooling body to bring you the best cooling effect!

[Excellent price/performance ratio]The top cover of CPU air cooler is made of anodic black brushed process, the unique top cover creates the face value of the cooler, 4 black-painted fully plated heat pipes with Seiko HDT direct touch copper base, 1850RPM rotation speed of the cooler with the cooperation of the cooler's heat dissipation speed and performance is constantly improved.

[Compatibility] The CPU cooling slot support: Intel: LGA1150/1151/1155/1156/1200/1700/17XX; AMD: AM4/AM5; for different CPU slot platforms, the corresponding mounting plate or fasteners are provided, which can be combined with the installation instructions or in accordance with the tutorial to the machine.(Note: To install AM4/AM5 motherboards, you need to use the original backplate that comes with the motherboard)