The term denotes storage devices intended for permanent installation inside a computer system, available for purchase at a major retail corporation. These components serve as the primary repository for the operating system, applications, and user data. An example would be a 2TB SATA hard disk drive specifically listed for sale on the website or within the physical stores of Walmart.
These drives play a critical role in determining a computer’s overall storage capacity and its ability to retain data persistently. They offer a cost-effective solution for storing large amounts of information, and their availability through widely accessible retailers like Walmart makes them readily obtainable for consumers requiring storage upgrades or replacements. Historically, these components have evolved significantly, transitioning from bulky, low-capacity devices to relatively compact, high-capacity units.