Model |
ZX80 |
Year |
1980 |
Country |
Great
Britain |
CPU |
Zilog
Z80 |
Speed |
1Mhz |
CoProcessor |
None |
ROM |
4KB
(expandable to 8KB) |
RAM |
1KB
(expandable to 64KB) |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
64x44 |
Colours |
Monochrome |
Sound |
None |
Input/Output
Ports |
Z80
Bus/Tape/TV Out |
Media |
Cassette |
More
Info |
Here |
|
|
Model |
ZX81 |
Year |
1981 |
Country |
Great
Britain |
CPU |
Zilog
Z80 |
Speed |
3.25Mhz |
CoProcessor |
None |
ROM |
8KB |
RAM |
1KB
(expandable to 64KB) |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
64x48 |
Colours |
Monochrome |
Sound |
None |
Input/Output
Ports |
Z80
Bus/Tape/TV Out |
Media |
Cassette |
More
Info |
Here |
|
|
Model |
Sinclair
16K Spectrum |
Year |
1982 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.54Mhz |
CoProcessor |
None |
ROM |
16K |
RAM |
16K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
One
Voice/5 Octaves |
Input/Output
Ports |
Z80
Bus/Tape/TV Out |
Media |
Cassette |
More
Info |
Here |
|
|
Model |
Sinclair
48K Spectrum |
Year |
1982 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.54Mhz |
CoProcessor |
None |
ROM |
8K |
RAM |
48K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
One
Voice/5 Octaves |
Input/Output
Ports |
Z80
Bus/Tape/TV Out |
Media |
Cassette |
|
|
Model |
Sinclair
Spectrum + |
Year |
1984 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.54Mhz |
CoProcessor |
None |
ROM |
8K |
RAM |
48K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
One
Voice/5 Octaves |
Input/Output
Ports |
Z80
Bus/Tape/TV Out |
Media |
Cassette |
More
Info |
Here |
|
|
Model |
Sinclair
QL 128 |
Year |
1984 |
Country |
Great
Britain |
CPU |
Motorola
MC68008 |
Speed |
7.5Mhz |
CoProcessor |
None |
ROM |
48K
(expandable to 64K) |
RAM |
48K
(expandable to 640K) |
VRAM |
None |
Text
Modes |
42/64/84x24 |
Graphics
Modes |
256x256x8/512x256x4 |
Colours |
256 |
Sound |
Unknown |
Input/Output
Ports |
RS232
x2/QL Network x2 |
Input/Output
Ports 2 |
ROM/RAM
Expansion |
Media |
2
Microdrives |
More
Info |
Here |
|
|
Model |
Sinclair
Spectrum 128K |
Year |
1986 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.65Mhz |
CoProcessor |
None |
ROM |
32K
(expandable to 64K) |
RAM |
128K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
Three
Channels /7 Octaves |
Input/Output
Ports |
Z80Bus/NumericKeyboard/J'stick |
Input/Output
Ports 2 |
RS232/MidiOut/TVOut/Tape |
Media |
Built
In Cassette |
More
Info |
Here |
|
|
Model |
Sinclair
Spectrum 128K+2 |
Year |
1986 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.54Mhz |
CoProcessor |
None |
ROM |
32K |
RAM |
128K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
Three
Channels /7 Octaves |
Input/Output
Ports |
Z80Bus/NumericKeyboard/J'stick |
Input/Output
Ports 2 |
RS232/MidiOut/TVOut/Tape |
Media |
Built
In Cassette |
More
Info |
Here |
|
|
Model |
Sinclair
Spectrum 128K+3 |
Year |
1986 |
Country |
Great
Britain |
CPU |
Zilog
Z80A |
Speed |
3.54Mhz |
CoProcessor |
None |
ROM |
32K |
RAM |
128K |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
256x192 |
Colours |
8 |
Sound |
Three
Channels /8 Octaves |
Input/Output
Ports |
Z80Bus/NumericKeyboard/J'stick |
Input/Output
Ports 2 |
RS232/MidiOut/TVOut/Tape |
Media |
3
inch Hitatchi Floppy Drive |
More
Info |
Here |
|
|
Model |
PC200 |
Year |
1986 |
Country |
Great
Britain |
CPU |
Intel
8086 |
Speed |
8Mhz |
CoProcessor |
None |
ROM |
16K |
RAM |
512K
(expandable to 640K) |
VRAM |
None |
Text
Modes |
32x24 |
Graphics
Modes |
40x25/80x25 |
Colours |
16 |
Sound |
Beeper |
Input/Output
Ports |
Centronics/J'stick/Mouse/Tape |
Input/Output
Ports 2 |
RS232/TVOut/8bit
ISA slot x2 |
Media |
3.5
inch 720K Floppy Drive |
|
|
Model |
Cambridge
Z88 |
Year |
1988 |
Country |
Great
Britain |
CPU |
Zilog
Z80 |
Speed |
3.28Mhz |
CoProcessor |
None |
ROM |
128K |
RAM |
32K
(expandable to 3MB) |
VRAM |
None |
Text
Modes |
106x8 |
Graphics
Modes |
64x46 |
Colours |
3
Shades Of Grey |
Sound |
None |
Input/Output
Ports |
3
Expansion Ports(ram/eprom) |
Input/Output
Ports 2 |
RS232/Z80
Bus |
Media |
Cassette |
Operating
System |
OZ |
|
|