| CPC6512 is a extension to 512kB RAM, dedicated to CPC664 and CPC6128. Mounted inside the computer, in place of oryginal memory chips. Memory banking is compatibile to Amstrad specification and e.g. supported on CPCEMU.EXE emulator. |
| CPCDS is a EPROM with patches to AMSDOS, that allow to use double side floppy disks (720kB). Original AMSDOS has software bug that causes problem to access second side. |
| CPC3.5 means 3.5" floppy disk drive. The drive can be connected inside or outside. |