Deepcool Assassin IV air cooler review

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Specifications and features

Specifications and features

The Deepcool ASSASSIN IV was introduced on 11th July 2023. Some marketing info:

“With its dual-tower design and advanced heat dissipation features, this cooler sets a new standard for air cooling performance.



Key Features of the DeepCool ASSASSIN IV CPU Air Cooler:

  • Heat Dissipation: The ASSASSIN IV features seven heat pipes and a dual-tower design, ensuring top-tier thermal dissipation for optimal cooling performance.
  • Fan Configuration: Two densely packed fin towers are complemented by 120mm and 140mm FDB fans, providing excellent airflow and maximum compatibility.
  • RAM Clearance: The relocatable 120mm fan design allows maximum RAM clearance, ensuring compatibility with various RAM configurations.
  • Socket Compatibility: The ASSASSIN IV supports a wide range of sockets, including Intel’s 1700, 1200, 115x, and 20xx and AMD’s AM5 and AM4.
  • Switchable Modes: With the ASSASSIN IV, you can switch between Quiet and Performance modes, catering to different noise and performance requirements.
  • Silent Operation: The three-phase, six-pole fan motors of the ASSASSIN IV consume low voltage and power, reducing noise and vibration for a whisper-quiet cooling experience.
  • Easy Installation: The user-friendly design of the ASSASSIN IV ensures hassle-free installation, making it suitable for PC builders of all levels. “



Product Dimensions

144×147×164 mm (LxWxH)

Net Weight

1575 g


Ø6 mm×7 pcs

Fan Dimensions

140×140×25 mm(L×W×H) / 120×120×25 mm(L×W×H)

Fan Speed (Performance Mode/Quiet Mode)

500~1700 RPM±10%/500~1350 RPM±10%

Fan Airflow (Performance Mode/Quiet Mode)

79.1 CFM / 58.06 CFM/63.76 CFM / 46.75 CFM

Fan Air Pressure (Performance Mode/Quiet Mode)

2.44 mmAq / 2.1 mmAq/1.58 mmAq / 1.35 mmAq

Fan Noise (Performance Mode/Quiet Mode)

≤29.3 dB(A)/ ≤22.6 dB(A)

Fan Connector

4-pin PWM

Bearing Type

Fluid Dynamic Bearing, 6-Pole Fan Motor

Fan Rated Voltage

12 VDC

Fan Rated Current

3.6 W / 2.4 W

Fan Power Consumption (Performance Mode/Quiet Mode)

2.88 W/1.56 W

Socket compatibility

Intel: LGA2066/2011-v3/2011/1700/1200/1151/1150/1155



MSRP is around 99.99 USD. The warranty period is six years. So, done and out of the way, let’s head to the product showcase.

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