vsversusfinder

ARCTIC P12 Slim PWM PST - PC Fan vs TR-Assassin X 120R SE V2 CPU Air Cooler

Updated August 2026The TR-Assassin X 120R SE V2 offers superior cooling performance and features, making it the better choice for demanding users, while the ARCTIC P12 Slim is ideal for budget-conscious buyers seeking a compact solution.

The TR-Assassin X 120R SE V2 offers superior cooling performance and features, making it the better choice for demanding users, while the ARCTIC P12 Slim is ideal for budget-conscious buyers seeking a compact solution.

Why ARCTIC P12 Slim PWM PST - PC Fan is better

price

ARCTIC P12 Slim is significantly cheaper at £5.87

size

ARCTIC P12 Slim has a low installation height of 15 mm

noise

ARCTIC P12 Slim operates at a quieter noise level of 0.3 Sone

Why TR-Assassin X 120R SE V2 CPU Air Cooler is better

airflow

TR-Assassin X has a maximum airflow of 66.17 CFM

build quality

TR-Assassin X features a robust aluminum and copper design

RGB lighting

TR-Assassin X includes static RGB lighting for aesthetic appeal

Overall score

ARCTIC P12 Slim PWM PST - PC Fan
65
TR-Assassin X 120R SE V2 CPU Air Cooler
85

Specifications

SpecARCTIC P12 Slim PWM PST - PC FanTR-Assassin X 120R SE V2 CPU Air Cooler
Fan Speed200-2100 RPM1550 RPM
Airflow34.51 CFM66.17 CFM
Static Pressure1.33 mmH₂ON/A
Noise Level0.3 Sone≤25.6 dB(A)
MaterialN/AAluminum and Copper

Dimension comparison

ARCTIC P12 Slim PWM PST - PC FanTR-Assassin X 120R SE V2 CPU Air Cooler

Overview of the Products

In this comparison, we will look at the ARCTIC P12 Slim PWM PST - PC Fan and the TR-Assassin X 120R SE V2 CPU Air Cooler. The ARCTIC P12 Slim is priced at £5.87, making it an affordable cooling solution, while the TR-Assassin X is more premium at £14.49. Each product serves distinct cooling needs, catering to enthusiasts and casual users alike.

Design and Build Quality

The ARCTIC P12 Slim features a low installation height of only 15 mm, making it ideal for compact cases where space is a premium. Its design is optimised for high static pressure, ensuring effective cooling even under challenging conditions like increased air resistance. In contrast, the TR-Assassin X 120R SE V2 boasts a more substantial design, measuring 120(L)x71(W)x148(H)mm, and constructed from a combination of aluminium and copper. This robust design aims to provide better heat dissipation and higher overall performance, appealing to users who need reliable cooling for demanding CPUs.

Cooling Performance

Cooling performance is a crucial factor for any fan or cooler. The ARCTIC P12 Slim operates at a speed range of 200 to 2100 RPM, generating an airflow of 34.51 CFM and a static pressure of 1.33 mmH₂O. This allows it to maintain efficient cooling in various scenarios. On the other hand, the TR-Assassin X features a fan speed of 1550 RPM, with a maximum airflow of 66.17 CFM. This higher airflow capacity may translate to better cooling performance, particularly for high-performance CPUs that generate more heat.

Noise Levels

When selecting a cooling solution, noise levels can significantly impact the user experience. The ARCTIC P12 Slim operates at a noise level of 0.3 Sone, which is relatively quiet, especially when operating at lower RPMs. The TR-Assassin X, however, has a rated noise level of up to 25.6 dB(A), which may be more noticeable in a quiet environment. Users prioritising a silent operation might find the ARCTIC P12 Slim more appealing, while those requiring superior cooling performance might be willing to tolerate a bit more noise from the TR-Assassin X.

Installation and Compatibility

Installation ease and compatibility are essential for any cooling solution. The ARCTIC P12 Slim's slim profile allows it to fit in small form factor cases, which is a significant advantage for users with limited space. Meanwhile, the TR-Assassin X is designed with thoughtful compatibility in mind, fitting into most ATX cases and ensuring that RAM modules are not obstructed by the heatsink fins. This consideration makes it a versatile choice for various builds, particularly for those using modern AMD and Intel motherboards.

Aesthetic Appeal

Aesthetic considerations can also influence purchasing decisions. The ARCTIC P12 Slim has a simple design that focuses on functionality rather than visual flair. In contrast, the TR-Assassin X includes static RGB lighting, which can enhance the visual appeal of a gaming rig or high-performance PC. Users looking to create a visually striking build may find the aesthetic features of the TR-Assassin X more attractive.

Price Comparison

Price is a significant factor when choosing between the two products. The ARCTIC P12 Slim is available for £5.87, making it an exceptionally budget-friendly option for users looking to add cooling without breaking the bank. On the other hand, the TR-Assassin X is priced at £14.49, reflecting its advanced features and performance capabilities. While the higher price may deter some users, those needing enhanced cooling for demanding tasks might find the investment justified.

Which should you buy?

Choosing between the ARCTIC P12 Slim PWM PST and the TR-Assassin X 120R SE V2 CPU Air Cooler ultimately depends on your specific cooling needs and budget. If you seek an affordable, space-saving solution with quiet operation, the ARCTIC P12 Slim is an excellent choice. However, if you require superior cooling performance and are willing to invest a bit more for features like RGB lighting and better airflow, the TR-Assassin X is the way to go. Each product has its strengths, making them suited for different types of users and builds.

versusfinder.com is a participant in the Amazon Services LLC Associates Programme and the Amazon EU Associates Programme. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

ARCTIC P12 Slim PWM PST - PC Fan vs TR-Assassin X 120R SE V2 CPU Air Cooler | versusfinder