8-bit

Short definition from Wiktionary

Adjective

1. 1
   Represented using units of 8 bits (1 byte)
2. 2
   Originating from or resembling the art or music of the 8-bit computer era.
3. 3
   Originating from or resembling the art or music of the 8-bit computer era and subsequent eras.

Noun

1. 1
   A computer that processes data in groups of 8 bits (binary digits).