laptops

Laptops have memory , both RAM and ROM, just like desktops. The laptop's ROM chip contains the BIOS just as it does in a desktop computer. (See How Bios Works for details.) RAM stores the application software and data files while the computer is on. RAM differs on a laptop in that it uses a different form factor -- that is, the size and shape of the modules that carry the RAM. Manufacturers have to build laptops to be portable (smaller) and to withstand more jostling (durable) than a desktop would ever get, so the memory modules have to be different. While some laptops use a standard Small Outline Dual Inline Memory Module (SODIMM), others use the manufacturer's proprietary memory mo...