noun
storage unit; memory unit
Computing term for a unit of memory or storage, such as a byte, kilobyte, or word.
コンピューターの記憶単位はバイトです。
The storage unit of a computer is the byte.
記憶容量 refers to total memory capacity, while 記憶単位 refers to the individual unit of measurement.
Compound of 記憶 (memory) and 単位 (unit).