DIFF Subgroup
G06F 15/8053 Full Title
Digital computers in general (details G06F1/00 – G06F13/00); Data processing equipment in general > Architectures of general purpose stored program computers (with program plugboard G06F15/08; multicomputers G06F15/16) > comprising an array of processing units with common control, e.g. single instruction multiple data processors (G06F15/82 takes precedence )
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.