ARCTIC P12 Slim PWM PST vs ARCTIC P12
Updated August 2026 — The ARCTIC P12 offers superior airflow and static pressure, making it the better choice for demanding cooling tasks, while the P12 Slim is ideal for compact builds.
The ARCTIC P12 offers superior airflow and static pressure, making it the better choice for demanding cooling tasks, while the P12 Slim is ideal for compact builds.
Why ARCTIC P12 Slim PWM PST is better
lower price
P12 Slim is £18.90 compared to P12 at £21.58
slim design
P12 Slim fits in tighter spaces
PWM control
P12 Slim has a wider speed range of 200-2100 RPM
Why ARCTIC P12 is better
higher airflow
P12 delivers 56.3 cfm vs P12 Slim's 34.51 cfm
better static pressure
P12 has 2.2 mmH₂O vs P12 Slim's 1.33 mmH₂O
longer lifespan
P12 features Fluid Dynamic Bearing for durability
Overall score
Specifications
| Spec | ARCTIC P12 Slim PWM PST | ARCTIC P12 |
|---|---|---|
| Brand | ARCTIC | ARCTIC |
| Model | P12 Slim PWM PST | P12 |
| Bearing Type | N/A | Fluid Dynamic |
| Installation Height | 15 mm | 25 mm |
| Fan Speed | 200-2100 RPM | 1800 RPM |
Dimension comparison
Overview of ARCTIC P12 Slim PWM PST and ARCTIC P12
The ARCTIC P12 Slim PWM PST and the ARCTIC P12 are both high-performance cooling fans designed for efficient heat management. While both fans are optimised for static pressure, their design and specifications cater to different use cases and preferences. The P12 Slim PWM PST is priced at £18.90, making it a more affordable option, whereas the P12 is available for £21.58, offering slightly superior specifications.
Design and Build Quality
The ARCTIC P12 Slim PWM PST boasts a low installation height of just 15 mm, making it ideal for compact cases or situations where space is a constraint. In contrast, the standard P12 features a more conventional design without the slim profile, allowing it to provide greater airflow. Both fans are constructed with durable materials, ensuring longevity and reliable performance, but the slim design of the P12 Slim may limit its applications compared to the P12's versatility.
Performance Metrics
Performance-wise, the ARCTIC P12 Slim PWM PST operates at a speed range of 200 to 2100 RPM, providing a broad spectrum of cooling performance tailored by its PWM capabilities. On the other hand, the ARCTIC P12 reaches a maximum speed of 1800 RPM. The P12 Slim delivers an airflow of 34.51 cfm, whereas the P12 offers a significantly higher airflow of 56.3 cfm. This difference indicates that the P12 may be better suited for scenarios requiring more airflow, such as larger heat sinks or radiators.
Noise Levels
Both fans maintain a low noise level of 0.3 Sone, ensuring a quiet operation during use. However, the design of the ARCTIC P12 aims to minimise noise further through its innovative blade design. This focus on quiet operation, combined with a higher static pressure rating of 2.2 mmH₂O for the P12 compared to the 1.33 mmH₂O of the P12 Slim, suggests that while both fans are silent, the P12 has an edge in performance without compromising on noise.
Cooling Efficiency
Cooling efficiency is a crucial factor for any fan, and both the ARCTIC P12 Slim PWM PST and ARCTIC P12 excel in this area. The P12 Slim is specifically engineered for high static pressure, making it suitable for use on heat sinks and radiators, even under increased air resistance. Similarly, the P12 offers effective cooling through its optimised design, which also targets static pressure. However, the P12's stronger static pressure rating of 2.2 mmH₂O indicates a more robust performance in scenarios with higher thermal demands.
Installation and Compatibility
The ARCTIC P12 Slim PWM PST's slim profile allows it to fit in smaller cases or tight spaces where traditional fans cannot be installed, making it an excellent choice for compact builds. The P12, while not as slim, still offers good compatibility with standard cases and is likely to be a better fit for larger setups that can accommodate its size. This difference in installation height can significantly affect the choice for users with space constraints versus those seeking maximum airflow.
Lifespan and Reliability
The ARCTIC P12 claims a longer service life due to its Fluid Dynamic Bearing, which includes an oil capsule to prevent lubricant leakage. This design allows the P12 to operate as quietly as a sleeve bearing while providing greater durability. In contrast, the P12 Slim does not specify the same bearing technology, which may affect its long-term reliability. Therefore, users prioritising longevity may lean towards the P12 for its enhanced bearing system.
Which should you buy?
In conclusion, the choice between the ARCTIC P12 Slim PWM PST and the ARCTIC P12 hinges on your specific cooling needs and installation constraints. If you require a fan for a compact build or a scenario where space is limited, the P12 Slim at £18.90 is an excellent choice due to its slim profile and solid performance. However, if you need a fan that provides higher airflow and static pressure for demanding cooling tasks, the standard P12 at £21.58 is worth the investment for its superior specifications and reliability.
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