Yes. Without a CPU your computer will not be able to do anything at all, let alone run games. What’s more you need a powerful CPU for modern gaming, especially if you want to play at higher speeds.

The CPU sits in what's called a socket on your PC's motherboard. Once it's seated in the socket, other parts of the computer can connect to the CPU through something called "buses." ...

One component term you may have encountered is “CPU,” which stands for "central processing unit." CPUs reside in almost all devices you own, whether it's a smartwatch, a computer, or a thermostat.

We discuss the ideal CPU utilization when gaming. High CPU utilization can burn your system's internals, whereas low CPU utilization is due to bottlenecking of components.

A processor's operating temperature will depend on its workload. With adequate cooling, your CPU should perform within the ranges of 104°F and 149°F (40°C to 65°C) for idle or low usage.