Stretch and Atlas Architectures
Stretch £6M
96k of 64-bit words
MCP
2 Mword Disc
16 IBM Tape Decks
Atlas £3.5M
48k of 48-bit words
Multiprogramming Supervisor
96k of 48-bit words Drum Store
< - - - - - - - - - - 1-Level Store - - - - - - - - - - >
Maps virtual addresses into physical addresses
16 Ampex and 2 IBM Tape Decks
16kwords Working Store
8kwords Fixed Store
containing extracodes
Brush with 34 ferrite and copper slugs
