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Thermalright Peerless Assassin 120 SE V3 vs Thermalright PS120SE CPU Air Cooler, 7

Updated April 2026 — Thermalright Peerless Assassin 120 SE V3 wins on noise performance, Thermalright PS120SE CPU Air Cooler, 7 wins on cooling capacity and build quality.

Thermalright Peerless Assassin 120 SE V3 CPU Air Cooler, 6 Heat Pipes, Double Towers Double Fans, TL-P12 PWM Fan, Aluminium Heatsink Cover, for AM4/AM5/Intel LGA1851/1700/1150/1151/1200(PA120SE V3)$35.90

Thermalright Peerless Assassin 120 SE V3 CPU Air Cooler, 6 Heat Pipes, Double Towers Double Fans, TL-P12 PWM Fan, Aluminium Heatsink Cover, for AM4/AM5/Intel LGA1851/1700/1150/1151/1200(PA120SE V3)

Thermalright

Winner
Thermalright PS120SE CPU Air Cooler, 7 Heat Pipes CPU Cooler,Dual 120mm TL-C12B V2 PWM Fan, AGHP 4.0 Technology, S-FDB Bearing, for AMD AM4 AM5/Intel 1700/1150/1151/1200/1851, PC Cooler$35.90

Thermalright PS120SE CPU Air Cooler, 7 Heat Pipes CPU Cooler,Dual 120mm TL-C12B V2 PWM Fan, AGHP 4.0 Technology, S-FDB Bearing, for AMD AM4 AM5/Intel 1700/1150/1151/1200/1851, PC Cooler

Thermalright

The Thermalright PS120SE CPU Air Cooler, 7 edges out the Thermalright Peerless Assassin 120 SE V3 with its superior heat pipe configuration and explicit high TDP rating. While the Thermalright Peerless Assassin 120 SE V3 offers detailed airflow specifications, the Thermalright PS120SE CPU Air Cooler, 7 provides upgraded AGHP technology for potentially better thermal conductivity. Both are priced identically, making the Thermalright PS120SE CPU Air Cooler, 7 the slight winner for enthusiasts seeking maximum heat pipe density.

Why Thermalright Peerless Assassin 120 SE V3 is better

Higher documented airflow volume

Thermalright Peerless Assassin 120 SE V3 specifies 70.84CFM

Verified noise level metrics

Thermalright Peerless Assassin 120 SE V3 rates ≤29.8db(A)

Confirmed fan speed rating

Thermalright Peerless Assassin 120 SE V3 lists 2000RPM+10%

Why Thermalright PS120SE CPU Air Cooler, 7 is better

Superior heat pipe count

Thermalright PS120SE CPU Air Cooler, 7 features 7 heat pipes vs 6

Explicit high TDP support

Thermalright PS120SE CPU Air Cooler, 7 supports up to 280W

Advanced bearing technology

Thermalright PS120SE CPU Air Cooler, 7 uses S-FDB bearings

Overall score

Thermalright Peerless Assassin 120 SE V3
87
Thermalright PS120SE CPU Air Cooler, 7
89

Specifications

SpecThermalright Peerless Assassin 120 SE V3Thermalright PS120SE CPU Air Cooler, 7
Price$35.90$35.90
Heat Pipe Count67
Cooler Height155mm154mm
Fan Speed2000RPM+10%
Air Volume70.84CFM
Operating Noise≤29.8db(A)
TDP Support280W
Bearing TypeS-FDB

Dimension comparison

Thermalright Peerless Assassin 120 SE V3Thermalright PS120SE CPU Air Cooler, 7

Design and build quality

The Thermalright Peerless Assassin 120 SE V3 features a double-tower dual-fan structure with a blackened anodic matte top sheet. It utilizes a Seiko micro-carved reflow soldering nickel-plated copper bottom to ensure efficient heat transfer from the processor. In comparison, the Thermalright PS120SE CPU Air Cooler, 7 focuses on industrial strength materials, using PBT plus PC material for high-quality construction. Both coolers adopt aluminium heatsink materials, ensuring a balance between weight and thermal conductivity. The build quality on both units reflects Thermalright's history of over 20 years in the cooler market.

Cooling technology and heat pipes

A key differentiator lies in the heat pipe configuration. The Thermalright Peerless Assassin 120 SE V3 employs 6 fully electroplated anti-oxidation heat pipes. Conversely, the Thermalright PS120SE CPU Air Cooler, 7 utilizes 7x6mm heat pipes with AGHP upgraded 4th generation technology. This AGHP technique addresses inverse gravity effects caused by vertical or horizontal orientation, potentially improving reliability across different case layouts. The additional heat pipe on the Thermalright PS120SE CPU Air Cooler, 7 suggests a theoretical advantage in raw heat dissipation capacity.

Fan performance and airflow

Regarding airflow, the Thermalright Peerless Assassin 120 SE V3 provides specific metrics, boasting an air volume of 70.84CFM. It includes 120mm performance dual fans capable of up to 2000RPM. The fan interface is a standard 4PIN PWM, allowing for automatic speed adjustment according to motherboard temperature. While the Thermalright PS120SE CPU Air Cooler, 7 also utilizes dual fans, the provided data does not explicitly list the CFM or RPM specifications. However, both units are designed to bring good heat dissipation effects through large air volume.

Compatibility and dimensions

Physical compatibility is crucial for CPU coolers. The Thermalright Peerless Assassin 120 SE V3 measures 125x135x155mm. The Thermalright PS120SE CPU Air Cooler, 7 is slightly shorter with a height of 154mm, measuring 125(L)x135(W)x154(H)mm. This 1mm difference is negligible for most chassis, but the Thermalright PS120SE CPU Air Cooler, 7 notes compatibility with a wide range of chassis models due to its 154mm height. Both coolers fit within standard mid-tower and full-tower case limitations, ensuring broad system compatibility.

Thermal performance and TDP

Thermal handling capability is a major specification for enthusiasts. The Thermalright PS120SE CPU Air Cooler, 7 explicitly states a CPU cooler TDP range of 105W to 280W. This provides users with a clear understanding of the processor loads it can handle. The Thermalright Peerless Assassin 120 SE V3 describes its ability to easily dissipate CPU temperature but lacks a specific numerical TDP rating in the provided data. For users planning to push high-wattage processors, the explicit 280W rating of the Thermalright PS120SE CPU Air Cooler, 7 offers greater confidence.

Noise levels and acoustics

Acoustic performance is vital for a quiet computing environment. The Thermalright Peerless Assassin 120 SE V3 specifies an operating noise level of ≤29.8db(A). This quantifiable metric allows users to gauge expected acoustic output accurately. The Thermalright PS120SE CPU Air Cooler, 7 mentions an industrial service life of up to 20000 hours but does not provide a specific decibel rating in the available specifications. For noise-conscious builders, the documented low noise figure of the Thermalright Peerless Assassin 120 SE V3 is a distinct advantage.

Price and value

Both coolers are positioned at the same price point of $35.90. This parity makes the decision purely dependent on feature sets rather than budget constraints. Given the identical cost, the Thermalright PS120SE CPU Air Cooler, 7 offers value through its higher heat pipe count and AGHP technology. However, the Thermalright Peerless Assassin 120 SE V3 offers value through verified performance metrics like airflow and noise. Both represent strong value propositions in the budget air cooler segment, delivering dual-tower performance without premium pricing.

Which one should you buy?

Choosing between these models depends on your priority between verified metrics and raw cooling hardware. If you prioritize documented airflow and noise levels, the Thermalright Peerless Assassin 120 SE V3 is the logical choice. However, if maximum heat pipe density and explicit TDP support are your main concerns, the Thermalright PS120SE CPU Air Cooler, 7 takes the lead. Considering the upgraded AGHP technology and 7 heat pipes at the same price, the Thermalright PS120SE CPU Air Cooler, 7 is recommended for most users seeking thermal headroom.