PC gaming refers to the experience of playing video games on a personal computer, distinct from dedicated consoles, offering unparalleled flexibility, power, and customization. At its core, it involves a customizable hardware ecosystem – users select and assemble components like the Central Processing Unit (CPU) for general computation, the Graphics Processing Unit (GPU) for rendering visuals, ample RAM for smooth multitasking, fast storage drives (SSDs/NVMe) for quick loading, a capable motherboard as the central hub, a robust Power Supply Unit (PSU), and often advanced cooling solutions (air or liquid) to maintain performance under heavy load. This modularity allows gamers to target specific performance goals (e.g., high resolutions like 1440p or 4K, ultra-high frame rates exceeding 144Hz or even 360Hz for competitive play) and upgrade individual parts over time.