“
There are at least 8 required PC components for a comfortable and effective PC experience- A CPU, at least one RAM module, at least one drive, a power supply, a motherboard, a CPU cooler, a case, ( Technically, a case isn’t required. But it makes your PC experience a great deal better ) and at least one case fan. A graphics card is also a component that most PCs have. However, it isn’t needed as long as your CPU is equipped with integrated graphics.
”
”
Bradley Lentz (Computer Parts and Components Guide for Beginners : Comprehensive Quick Guide on How to Build a PC)