Case or Chassis
š§± 1. What Is Case / Chassis? A computer case (also called a chassis) is the structural frame that holds the motherboard, power supply, storage drives, cooling systems, and expansion cards. It provides physical protection, airflow management, and mounting points for all components. The computer case or chassis became standardized in the 1970sā1980s, with the ATX form factor introduced in 1995. š 2. Common Case Form Factors Form Factor Description Fits Motherboard Types Full Tower Large, spacious, supports multiple GPUs, radiators, and drives E-ATX, ATX, mATX Mid Tower Most common size; good balance of space and airflow ATX, mATX, Mini-ITX Mini Tower Compact, limited expansion, budget builds mATX, Mini-ITX Small Form Factor (SFF) Ultra-compact, portable, space-saving Mini-ITX Open Frame /...
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