Device specifications

This page contains a summary of hardware specifications for obsolete home computers, games consoles, and PDAs. Where multiple models of a device were released, this page will list the specifications of the original model (assumed to be the more resource-constrained model).

TRS-80
Release year1977
CPU modelZilog Z80
CPU frequency1.774 MHz
RAM size4 kB
Screen typeMonochrome CRT (green/black)
Screen resolution64 x 16 characters
Palette size2 colours (fixed)

Commodore 64
Release year1982
CPU modelMOS 6510
CPU frequency1.023 MHz
RAM size64 kB
Video resolution320 x 200 pixels
Palette size16 colours (fixed)

ZX Spectrum
Release year1982
CPU modelZilog Z80
CPU frequency3.5 MHz
RAM size16 kB
Video resolution256 x 192 pixels
Palette size8 colours (fixed)

Nintendo

Nintendo Entertainment System
Release year1983
CPU modelRicoh 2A03 (similar to MOS 6502)
CPU frequency1.79 MHz
RAM size2 kB
Video resolution256 x 240 pixels

Nintendo Gameboy
Release year1989
CPU modelSharp SM83 (similar to Zilog Z80)
CPU frequency4.194 MHz
RAM size2 kB
Screen resolution160 x 144 pixels
Palette size4 colours (fixed)

Psion

Psion Organiser
Release year1984
Case dimensions14 x 9 cm
RAM size (static)2kB
ROM size4kB

Psion Organiser II
Release year1986
Memory (unsure if RAM or ROM)8-64 kB

Psion MC 200
Release year1989
Case dimensions31.4 x 27.7 x 4.9 cm
Weight2.2 kg
CPU modelIntel 80C86
CPU frequency7.68 MHz
RAM size128-256 kB
Screen typeLCD
Screen resolution640 x 200 pixels
Palette2 colours (clear, black)
Audio inMicrophone
Audio outInternal speaker

Psion MC 400
Release year1989
Case dimensions31.4 x 27.7 x 4.9 cm
Weight2.2 kg
CPU modelIntel 80C86
CPU frequency7.68 MHz
RAM size640-1024 kB
ROM size256 kB
Screen typeLCD
Screen resolution640 x 400 pixels
Palette2 colours (clear, black)

Psion MC 600
Release year1989
Case dimensions31.4 x 27.7 x 4.9 cm
Weight2.2 kg
RAM size768-1024 kB
ROM size256 kB
Persistant storage1 MB
Screen typeLCD
Screen resolution640 x 400 pixels
Palette2 colours (clear, black)

Psion Series 3
Release year1991
Case dimensions16.5 x 8.5 x 2.2 cm
Weight0.265 kg
CPU modelNEC V30
CPU frequency4.7 MHz
RAM size128/256 kB
Screen typeLCD
Screen dimensions92.4 x 34.4 mm
Pixel dimensions0.35 x 0.40 mm
Pixel pitch0.38 x 0.43 mm
Screen resolution240 x 80 pixels
Palette2 colours (clear, black)
Backlight✗

Psion Series 3a
Release year1993
Case dimensions16.5 x 8.5 x 2.2 cm
Weight0.265 kg
CPU modelNEC V30H
CPU frequency7.68 MHz
RAM size128/256 kB
Screen typeLCD
Screen dimensions124.8 x 41.5 mm
Pixel dimensions0.20 x 0.20 mm
Pixel pitch0.26 x 0.26 mm
Screen resolution480 x 160 pixels
Palette3 colours (clear, grey, black)
Backlight✗

Psion Series 3c
Release year1996
Case dimensions16.5 x 8.5 x 2.2 cm
Weight0.275 kg
CPU modelNEC V30H
CPU frequency7.68 MHz
RAM size1024/2048 kB
Screen typeLCD
Screen dimensions124.8 x 41.5 mm
Pixel dimensions0.20 x 0.20 mm
Pixel pitch0.26 x 0.26 mm
Screen resolution480 x 160 pixels
Palette3 colours (clear, grey, black)
Backlight✓

Psion Series 3mx
Release year1998
Case dimensions16.5 x 8.5 x 2.2 cm
Weight0.275 kg
CPU modelNEC V30MX
CPU frequency27.684 MHz
RAM size2048 kB
Screen typeLCD
Screen resolution480 x 160 pixels
Backlight✓

Psion HC 100
Release year1991
Case dimensions20.0 x 8.0 x 3.5 cm
Weight0.395 kg
CPU frequency3.84 MHz
RAM (static)128 kB
Screen dimensions54.4 x 34.4 mm
Pixel dimensions0.31 x 0.40 mm
Pixel pitch0.34 x 0.43 mm
Screen resolution160 x 80 pixels
Palette2 colours (clear, black)
Backlight✓

Psion Workabout
Case dimensions18.9 x 9.2 x 3.5 cm
Weight0.325 kg
CPU modelV30H
CPU frequency7.68 MHz
RAM (static)256-1024 kB
ROM (masked)1024 kB
Persistant storage2 internal SSDs
Screen typeReflective greyscale LCD
Screen dimensions62.4 x 30.0 mm
Pixel dimensions0.23 x 0.27 mm
Pixel pitch0.26 x 0.30 mm
Screen resolution240 x 100 pixels
Palette3 colours (clear, grey, black)
Backlight✓
Audio outPiezo buzzer

Psion Workabout MX
Case dimensions18.9 x 9.2 x 3.5 cm
Weight0.325 kg
CPU modelV30MX
CPU frequency27.684 MHz
RAM (static)2048 kB
ROM (masked)2048 kB
Persistant storage2 internal SSDs
Screen typeReflective greyscale LCD
Screen dimensions62.4 x 30.0 mm
Pixel dimensions0.23 x 0.27 mm
Pixel pitch0.26 x 0.30 mm
Screen resolution240 x 100 pixels
Palette3 colours (clear, grey, black)
Backlight✓
Audio outPiezo buzzer