Static Pressure vs. High Airflow Fans As Fast As Possible
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There's more to choosing the right PC fan than picking a size, noise level, and bearing type! Linus explains the difference between high airflow and static pressure fans. Thanks to Braintree for supporting our channel. To learn more, and for your first $50,000 in transactions fee-free, go to braintreepayments.com Follow: twitter.com Join the community: linustechtips.com
The video explains that choosing a PC fan is not just about size, RPM, or noise, but also about whether the fan is optimized for high airflow or high static pressure. It defines high airflow fans as those designed to move as much air as possible through an open space, highlighting the importance of the CFM metric which measures volume of air moved. In contrast, high static pressure fans are described as better suited for forcing air through confined or obstructed paths, such as heatsinks, radiators, and case gaps with filters. The speaker discusses how static pressure relates to cooling performance in components with dense fin structures, and why those fans are often preferred for CPU coolers or radiators. The video notes that static pressure fans can still be effective as chassis fans, especially when there are obstructions or narrow vents that would impede airflow. The host emphasizes doing homework to balance fan choice with other cooling elements to maximize overall performance and keep temperatures low. The segment also includes a sponsorship segment, but the core content remains focused on the differences and use cases for each fan type, guiding viewers toward better-informed cooling decisions for their builds.
Topics · technology · computer hardware · cooling
Questions answered
- What is the key difference between high airflow fans and high static pressure fans?
- High airflow fans are designed to move as much air as possible through an opening, prioritizing volume (CFM). High static pressure fans are designed to push air through narrow spaces or obstructions, prioritizing air pressure to force air through fins, radiators, or filters.
- In what scenarios should you choose a static pressure fan over a high airflow fan?
- Use static pressure fans for components with dense fins like heatsinks and radiators, or when there are obstructions such as dust filters or tightly spaced vents. Use high airflow fans for open case interiors where maximum air movement is beneficial for overall case cooling.