🛠️ Invention or technique

Manchester Baby (SSEM), first stored-program computer

Manchester Baby, primer computador de programa almacenado en funcionar

Date
1948 · confidence high
Place
University of Manchester, United Kingdom
Credited to
Frederic Williams, Tom Kilburn and Geoff Tootill
People
👤 Frederic Williams👤 Geoff Tootill1922–2017👤 Tom Kilburn1921–2001
Field
Knowledge & symbols

What it is

On 21 June 1948 it ran the first program stored in electronic memory (Williams tubes). It experimentally validated the von Neumann architecture.

What it led to

  • The Ferranti Mark 1, first commercial general-purpose computer (1951)
  • The post-war British school of computing
  • Random-access memory as a core component
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