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Acorn Archimedes A4000

1992–1994 · desktop

Specifications

Cpu: ARM250, 12 MHz
Ram: max: 4 MB officially · base: 2 MB
Ports: RGB/VGA video · 9-pin analogue joystick port · Centronics printer port · RS-423 serial · Stereo audio out · Single mini-podule expansion slot
Display: VGA 640x256, SVGA 800x600, up to 1152x896, 256 colours from a palette of 4096 in VGA modes
Storage: base: 80 MB 3.5" IDE hard drive, factory-fitted as standard · options: 105 MB or 210 MB IDE hard drive (factory option) · 1.6 MB 3.5" floppy disc drive (all configurations)
Os Support: latest: RISC OS 3.11 via ROM upgrade · shipped: RISC OS 3
Release Price: £949 (ex VAT, 80 MB hard disc configuration)

Variants

Storage

80MB HDD1992 base configuration

105MB HDD1992 mid-tier configuration

210MB HDD1992 higher-tier configuration

Upgrade paths

RAM

4 MB officially supported · Mid-range machine positioned between the budget A3010 and the professional A5000, distinguished by a factory-fitted IDE hard disc as standard, unusual for an Acorn home-market machine at this price.

~£60-£100 at the time

MODERATE

storage

Larger IDE hard disc swap, capacity limited by period IDE/BIOS ceilings · Standard 3.5" IDE interface makes drive swaps straightforward compared to the podule-based hard discs needed on floppy-only Archimedes models.

varies, period IDE drives commonly £50-£150

MODERATE