USB drives and optical discs are also storage. Memory is made up of "random access memory" (RAM) chips, which are upgradable by the user in a desktop computer but not in a phone or tablet.

Memory vs. Storage: What’s the Difference? When buying a laptop, you also have to decide how much memory — or RAM (random access memory) — to configure it with. Like storage, a laptop with ...

The term memory storage is occasionally used to accentuate "storage" because memory is commonly used as a synonym for storage. The term "memory storage" is actually more biology than technology.