== CPC464 version 1 (A and B) ==
[[ImageFile:CPC464 pcb r1Z70100 Tomdalby.jpg|200px]]
* Board: PT NO Z70100, Copyright 1983
* Original version. Big mainboard, old Gate Array (with cooling plate). Real wires going to keyboard.
== CPC464 version 2 ==
[[File:CPC464 Z70200 Tomdalby.jpg|200px]]
* Board: PT NO Z70200, MC0002D, Copyright 1984
* Big mainboard, separate soldering points for old and new Gate Array (with changed pin-outs). Fragile plastic wires going to keyboard.
== CPC464 version 3 ==
[[File:CPC464 Z70375 Tomdalby.jpg]]
* Board: PT NO Z70375
* Board: PT NO Z70374, MC0044A
* Medium sized mainboard. Seems to be same as previous version, except that components are arranged more tightly.
== CPC6128 version 1 ==
[[File:CPC6128 Z70210 Tomdalby.jpg]]
* Board: PT NO Z70210