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Home Computers, Processors

Models

A5000 — The A5000 arrived not as a successor in name to the Archimedes series, but as a repositioning.
Atom — The Atom arrived in multiple configurations, its base model equipped with 8K ROM and 2K RAM, available either as a kit for £110 or assembled for £140.
BBC Master — Acorn Computers Ltd launched the BBC Master in 1986 as the long awaited successor to the BBC Micro, a machine whose educational stranglehold across Britain demanded careful…
BBC Micro Model B — The BBC Micro Model B differed from its sibling, the Model A, by including 32K RAM, double the 16K of the base model, and by populating all peripheral ports, making it the de…
Electron — The Electron shipped with a 2 MHz 6502 microprocessor and 64K bytes of memory: 32K ROM holding the Machine Operating System and a BASIC interpreter, and 32K RAM.

ARM2 — With a transistor count of just 27,000, the ARM2 represented a minimalist approach to high-performance computing in its class.
ARM3 — The ARM3 represented a decisive performance escalation within Acorn’s desktop lineup, achieving over 13.5 MIPS and surpassing 20,000 Dhrystones in benchmark tests.