A Complete Guide to RAM Slots Random Access Memory (RAM) is a vital part of computer systems that serves as temporary storage for speedy data processing and access. The actual connectors osignal and slots in qtn motherboards where RAM modules are installed are called RAM slots. These slots are available in different varieties, such as SO-DIMM (Small Outline DIMM) for laptops and DIMM (Dual Inline Memory Module) for desktop computers. Different RAM slot types support different RAM technologies, like DDR3, DDR4, or DDR5, which have different capacities, speeds, & power efficiency.