Thermalright Peerless Assassin 120 Dual-Tower Review: Who It Fits and Who Should Skip It
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This thermalright peerless assassin 120 dual tower review covers a cooling solution built for standard desktop builds. The unit features a dual-tower aluminum heatsink paired with six 6mm copper heat pipes. These pipes use AGHP technology to manage heat transfer efficiently regardless of orientation. It comes with two 120mm PWM fans that move up to 66.17 CFM of air. The design keeps a low profile at 157mm in height. This specification ensures it fits inside most mid-tower cases without blocking tall RAM modules. It is a straightforward, spec-driven air cooler.
What stands out
- Six 6mm pure copper heat pipes with AGHP technology
- Dual-tower aluminum heatsink design for enhanced surface area
- Two 120mm TL-C12 PWM fans with 66.17 CFM max airflow
- Compact 157mm height to avoid RAM interference
- Supports AM4, AM5, and Intel LGA 1700/1851 sockets
Who it fits
Good fit for
This cooler suits users building on AM4, AM5, or recent Intel platforms who need reliable passive cooling without the bulk of a liquid loop. The 157mm height makes it ideal for mid-tower cases where space is limited but airflow is needed. If you prioritize compatibility and straightforward installation over aesthetic lighting, this dual-tower design delivers consistent performance. It is a practical choice for standard gaming rigs or workstations that run cool enough for air cooling.
Who should skip it
You should look elsewhere if your case requires a cooler taller than 157mm or if you need extreme overclocking headroom for high-end chips. The aluminum construction and single-speed PWM fans are not designed for silent operation under heavy sustained loads. Users seeking ARGB lighting or smart fan control apps will find this model lacks those features. It is a basic air cooler, not a premium aesthetic or high-end enthusiast solution.
Verdict: The Thermalright Peerless Assassin 120 offers solid dual-tower cooling for mainstream CPUs. It is a practical, no-nonsense choice for standard builds.
Key specs explained
6 Heat Pipes
This cooler uses six copper heat pipes to move heat from the CPU base to the fins. More pipes generally mean better heat distribution across the dual-tower structure. You benefit from consistent cooling performance, especially under heavy loads. When shopping, compare this count with other dual-tower models to ensure adequate thermal transfer capacity for your specific processor.
Dual-Tower
The heatsink features two separate fin stacks, doubling the surface area for air dissipation. This design allows the fans to push air through more metal, improving cooling efficiency. You get better thermal headroom compared to single-tower designs. When comparing air coolers, dual-tower units are ideal for mid-to-high-end CPUs that generate significant heat.
120mm Fan Size
The included fans measure 120mm on each side, which is the standard size for most cases. This size balances airflow and noise levels effectively. You can easily find replacement fans if needed. When evaluating coolers, 120mm fans are versatile and fit in most standard mid-tower and full-tower cases, ensuring compatibility with your existing chassis.
157mm Cooler Height
The total height of the cooler is 157mm, which is a common dimension for dual-tower air coolers. You must check your case specifications to ensure this fits without blocking RAM slots. When shopping, compare this height against your case limits and RAM height. Taller coolers often offer better cooling but require more internal clearance.
Design and build details
The listing describes a dual-tower aluminum heatsink that measures 157mm in height. This dimension matters for RAM clearance. You must check your memory modules before buying. The unit also measures 125mm in length and 135mm in width. These dimensions define the footprint on your motherboard. The cooler weighs 2.25 pounds. This weight is substantial for a 120mm fan setup. It requires a sturdy motherboard to support the load without sagging.
According to the listing, the heat pipes are six 6mm copper tubes. They use AGHP technology to handle heat transfer in any orientation. This design choice allows flexible case mounting. The base is pure copper. It connects to the fins via a full electroplating reflow welding process. This construction aims for efficient thermal transfer from the CPU to the aluminum fins.
Two 120mm TL-C12 PWM fans are included. They connect via a 4-pin header. The fans spin at 1500 RPM. This speed balances airflow and noise. The listing notes that the design leaves room for memory chips. This clearance is critical for high-profile RAM sticks. The cooler supports Intel and AMD sockets. It includes metal fasteners for installation. The finish is standard aluminum. No RGB lighting is mentioned in the core specs.
Setup and everyday use
Installation relies on the included metal fasteners for both Intel and AMD platforms. The listing confirms support for sockets such as AM4, AM5, LGA 1700, LGA 1851, LGA 1200, and 115X. You will receive the corresponding mounting plate or fastener parts for your specific CPU socket. This hardware approach aims to secure the cooler firmly without requiring additional tools. The dual-tower design measures 157mm in height. You must verify that your RAM modules fit within the remaining space. The fans are positioned to leave room for memory chips, which helps keep installation straightforward. The unit weighs 2.25 pounds, so your motherboard’s CPU socket must support this weight. Daily operation involves connecting the 4-pin PWM fans to your motherboard. The TL-C12 fans run at 1500 RPM with a maximum airflow of 66.17 CFM. This setup targets quiet operation, with noise levels capped at 25.6 dB(A). The AGHP technology ensures the six heat pipes move heat effectively, whether the cooler is mounted vertically or horizontally. You do not need to worry about orientation affecting performance. The aluminum heatsink and copper base work together to dissipate heat. This configuration suits users who want a reliable cooling solution for standard desktop builds. The included fans provide PWM control, allowing your system to adjust speed based on temperature. This feature helps maintain stable temperatures during everyday tasks and heavier workloads.
Before You Buy This Cooler
You need to verify your case dimensions before purchasing. The dual-tower design stands 157mm tall. This height may interfere with large RAM modules or side panels in compact cases. You must measure your available clearance carefully. The cooler includes metal fasteners for Intel and AMD sockets. You should confirm your specific socket type matches the included hardware. This model fits well within the broader category of CPU air coolers. It offers robust cooling for standard builds without requiring liquid cooling loops. You will need to connect the 4-pin PWM fans to your motherboard headers. Regular maintenance involves checking for dust accumulation on the fins. You can gently clean them to maintain airflow efficiency. This cooler serves as a practical choice for users seeking reliable thermal performance. It pairs effectively with standard thermal paste applications. You benefit from its straightforward installation process and broad socket support. The design prioritizes function over flashy aesthetics in most variants.
Check before you buy
- Measure your RAM height against the 157mm cooler height.
- Confirm your CPU socket is supported by the fasteners.
- Check your case width for the 135mm heatsink size.
- Ensure you have available 4-pin PWM fan headers.
The product at a glance
Thermalright Peerless Assassin 120 Dual-Tower Cooler
Best for: Standard desktop builds needing reliable dual-tower cooling
- Socket Compatibility
- AM4, AM5, LGA 1700, 1851, 1200, 115X
- Cooler Height
- 157mm
- Heat Pipes
- 6
- Tower Design
- Dual-Tower
- Fan Size
- 120mm
- Fan Speed
- 1500 RPM
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The Thermalright PA120 is a dual-tower air cooler featuring six 6mm copper heat pipes and two 120mm PWM fans. Its aluminum heatsink measures 157mm in height and weighs 2.25 pounds. The unit supports AM4, AM5, and LGA 1700 sockets. It delivers up to 66.17 CFM of airflow at a noise level of 25.6 dB. This cooler suits users seeking reliable cooling performance for standard desktop builds.
Pros
- Six 6mm pure copper heat pipes with AGHP technology
- Dual 120mm PWM fans providing 66.17 CFM max airflow
- Compatible with Intel LGA 1700/1851 and AMD AM4/AM5 sockets
- Aluminum dual-tower heatsink design for efficient heat dissipation
Cons
- 157mm height may interfere with tall RAM modules
- Aluminum heatsink construction rather than all-copper
- No ARGB lighting or software control in base model
Good fit if
- You need strong cooling performance for mid-range processors
- You have a standard ATX case with sufficient clearance
- You prefer a reliable passive cooling solution without software
Skip if
- You have low-profile RAM that exceeds 157mm clearance
- You require RGB lighting synchronization or fan control software
- You are building in a compact ITX case with limited height
Verdict: The Thermalright PA120 Dual-Tower CPU Cooler offers solid thermal performance through its six heat pipes and dual fans. It fits users who prioritize cooling efficiency over aesthetic customization in standard desktop builds.
Specifications side by side
| Spec | Thermalright Peerless Assassin 120 Dual-Tower Cooler |
|---|---|
| Socket Compatibility | AM4, AM5, LGA 1700, 1851, 1200, 115X |
| Cooler Height | 157mm |
| Heat Pipes | 6 |
| Tower Design | Dual-Tower |
| Fan Size | 120mm |
| Fan Speed | 1500 RPM |
| Material | Aluminum |
| Features | Fan |
| Dimensions | 4.92 × 6.1 × 6.18 inches |
| Weight | 2.25 pounds |
| Size | 6 Heatpipes |
| Model | PA120 -d6 |
Frequently asked questions
Does the Thermalright PA120 fit modern AMD AM5 sockets?
Yes, this cooler supports the AM5 socket. The product data explicitly lists AM5 compatibility alongside other platforms like AM4 and Intel LGA 1700. You can install it on recent Ryzen processors without needing separate mounting hardware for the socket type. The included metal fasteners handle the installation process for these platforms.
How many heat pipes does this dual-tower cooler have?
The Thermalright PA120 features six heat pipes. These pipes utilize AGHP technology to move heat from the base to the aluminum fins efficiently. This configuration helps distribute thermal load across the dual-tower structure. You get consistent cooling performance under heavy workloads due to this specific pipe count and design.
What is the height of the Thermalright Peerless Assassin 120?
The cooler stands 6.18 inches tall. This dimension is critical for checking RAM clearance in your case. You must measure the space above your memory slots before purchasing. Tall RAM modules might not fit if your case has limited vertical clearance. Always verify your case specifications against this height.
Is the heatsink made of aluminum or copper?
The heatsink fins are made of aluminum. The heat pipes are copper, which helps transfer heat away from the CPU base. This combination balances weight and thermal conductivity. You receive a dual-tower aluminum structure that relies on the six copper pipes for efficient heat dissipation during sustained operations.
Does this cooler include fans for operation?
Yes, the listing specifies that fans are included features. You do not need to purchase separate cooling fans to operate the unit. The dual-tower design is paired with these fans to move air through the dense fin stacks. This setup ensures adequate airflow for standard desktop builds right out of the box.
Will it fit Intel LGA 1851 motherboards?
Yes, the product data confirms support for LGA 1851. This socket compatibility ensures you can use it on the latest Intel Core processors. The mounting system includes the necessary fasteners for this platform. You can install it on compatible motherboards without worrying about socket mismatch or missing hardware.
What is the weight of the PA120 cooler?
The unit weighs 2.25 pounds. This weight comes from the dual-tower aluminum heatsink and six copper heat pipes. You should ensure your motherboard can support this mass without sagging. The substantial weight helps maintain good contact pressure between the cold plate and the CPU surface for effective heat transfer.
Is this cooler suitable for standard desktop builds?
Yes, it is designed for standard desktop builds. The dual-tower configuration provides reliable cooling efficiency for most users. You benefit from solid thermal performance without needing extreme custom loops. This cooler prioritizes functional cooling efficiency over aesthetic customization, making it a practical choice for typical PC setups.