As nouns,
volatile storage is a hypernym of
random-access memory; that is,
volatile storage is a
word with a broader meaning than
random-access memory:
- random-access memory: the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible
- volatile storage: computer storage that is erased when the power is turned off