PC Builders are individuals or companies that design and assemble personal computers tailored to specific needs. They select components like the CPU, GPU, motherboard, and RAM to create a system that meets performance, budget, and aesthetic requirements. These builders often cater to gamers, professionals, and hobbyists who want customized machines. By offering personalized configurations, PC Builders help users achieve optimal performance for tasks such as gaming, video editing, or graphic design, ensuring that each computer is unique to the user's preferences and requirements.