|
Z80/Z180/Z380 MPU Comparison Chart
|
Z80 |
Z180 |
Z380 |
| External Data Bus Width |
8-bit |
8-bit |
16/32-bit |
| Address Space |
64k |
1Mb |
16Mb Linear |
| Number of register sets |
2 |
2 |
8 16-bit |
| Number of register planes |
1 |
1 |
4 |
| Static core |
no |
yes |
yes |
| CPU Speed |
10 |
33 |
18 |
| Clocks/Inst. Min |
4 |
3 |
2 |
| Relative Performance |
2.5 |
11 |
33 |
|