What is built into computers that help keep internal components cool?

Cooling fans are essential components in computers that help maintain an optimal operating temperature for internal parts. They are designed to circulate air through the computer case, effectively expelling hot air generated by the CPU, GPU, and other components while drawing in cooler air from the environment.

The cooling fans create a consistent airflow which helps dissipate heat away from critical components, ensuring that they do not overheat. Overheating can lead to performance degradation and can even cause hardware failure, making the role of cooling fans crucial for system stability and longevity.

Other cooling methods, such as heat sinks, thermal paste, and liquid cooling systems, also contribute to managing heat but they serve different functions or are used in conjunction with fans. Heat sinks absorb and dissipate heat from components, thermal paste improves the thermal conductivity between surfaces, and liquid cooling systems offer enhanced cooling performance in high-demand situations. However, cooling fans remain a foundational component in computer cooling setups, working to provide immediate and effective cooling through air movement.