How many fans should a gaming pc have?

A gaming system is created with powerful components to smoothly run demanding games. If you’ve been using your PC to play games for some time, you would definitely understand how crucial it is to keep it cool. An overheating computer can deteriorate the performance of your game, cause significant slowdown, and completely destroy your mood. Installing case fans will be helpful to you in this situation. They can stop your PC from overheating, allowing you to have a flawless and fluid gaming experience.

The main threat once it’s related to gaming PCs is the hardware overheating and failing, which is why most builders are worried about it. To successfully keep your PC cool, you must permit air to enter and leave the PC casing safely. You might be curious about the question, how many fans should a gaming PC have while creating one for the first time? There isn’t a single solution since there are different types of PC cases. But we’ll do our best to give you enough details so you can choose cooling fans wisely.

What is a fan?

People can inquire, what is a fan.  A fan is a piece of hardware that moves air into and out of a computer component to maintain the overall temperature of the device or computer. It helps the processor stay cooler by sucking and blowing heated air off of it. A revolution per minute, or RPM, is a unit used to express how quickly a fan rotates; the greater the RPM rate, the quicker the fan spins. But frequently, the louder a fan, the greater the RPM rating.

How Can the Airflow of a Gaming Computer Operate? 

Before we continue on to the cooling fans, you need to understand how the airflow of a gaming computer operates. You will be better able to comprehend how case fans operate. A gaming computer has several distinct types of fans. You need all of these fans to operate in unison to keep the PC cool. Component fans are the initial category of fans. These fans function as exhaust devices, removing heat from the computer’s heating components. However, it is insufficient to only remove hot air from the parts.

You must remove hot air from the PC to prevent a spike in temperature. The system’s heat will be totally eliminated by this fan. Exhaust fans, however, require airflow to operate. Fans for the intake are necessary to control airflow. These fans will draw in fresh, cold air. Simply put, when both of these fans run, airflow occurs. The intake fans draw in cool air, while the exhaust fans exhaust hot air. A good ventilation system not only keeps the PC cool but also boosts gaming performance.

How many fans are necessary for a gaming PC? 

Let’s break down them piece by piece to show how many fans are necessary for a gaming PC. A gaming PC will necessitate a minimum of three case fans to effectively control heat. For ideal cooling, three case fans are preferred, but two are sufficient. An exhaust fan must be installed on the back panel, and on the front panel, an intake fan. For the greatest performance, it’s crucial to always have two to three fans, as the CPU can suffer harm with just one exhaust fan.

The fans will run like clockwork to keep the temperature at the right level. Component fans, such as those for the CPU, power supply, or GPU, shouldn’t be included. The diameter of the casing affects the number of fans as well. To install fans, the casing must have slots. The airflow of a gaming computer can be configured in a variety of ways. One exhaust fan is situated at the rear or roof of the case, while two or three consumption fans are located at the front.

Do two fans sufficiently cool a gaming PC? 

It’s really crucial to know whether two fans sufficiently cool a gaming PC or not. Low-end gaming PCs only need two fans. The casing has a single intake fan and a single exhaust fan. Two fans are plenty if you’re using the PC for normal computing tasks and light gaming. Case fans often have a 1:1 ratio on low-end PCs. A 2:1 or 3:1 fan setup is preferable if you’re using high-power electronics, though. The front can have two or three intake fans installed, and the back might have one exhaust fan.

Using more than two fans will cause negative airflow. It is detrimental to employ many case fans in your system. Stacking actually makes the airflow worse. The first fan on a computer will collide with the other ones and cause less air to circulate inside the device. The PC’s exhaust system won’t be able to eliminate all of the air that the fan is drawing in. As a result, hot air will linger in the PC for an extended time, and even more, dust will accumulate.


In this post, we handled the dilemma of the question, how many fans should a gaming PC have? we have provided you with all the factors to take into account. The 3-fan design, consisting of two intake fans and one exhaust fan, works best in most situations. After that, it usually enters the declining returns phase because the cost of the temperature differential is no longer justified. When you intend to play video games frequently and upgrade frequently, it is a valuable decision to add more case fans right away.

This is to ensure that you should upgrade by installing case fans to reduce temperatures on CPUs and GPUs with higher performance. When configuring a gaming PC, it is easy to overlook minor details. But over time, your system may sustain serious harm. Therefore, it is essential to insert at least 3 case fans, or 2 intake fans and 1 exhaust fan, into it in order to improve your entire gaming experience and lengthen the lifespan of your PC.

Arslan Ashraf
Arslan Ashraf is Computer Expert. He developed his passion for reviewing the latest tech products. He likes to review every single piece of Hardware. If you have any questions related to Tech Products. He'll be happy to answer you.