Central processing unit
From West Elmira Computers Museum
 | |
| Central processing unit | |
| Manufacturer | various |
| Release | 1948-present |
A central processing unit, CPU, central processor, or main processor is electronic circuitry in a computer that executes instructions in a stored program.
Contents
History
It was first used in computers beginning with the invention of program storage in 1948
8-bit CPUs owned by WEC Museum
| Title | Developer | Release | Added to museum | Notes |
|---|---|---|---|---|
| Z80 | Zilog | 1976 | GG: December 25, 1991 | Z80 is used in Game Gear, Master System, MSX, MSX2, MSX2+, Nintendo arcade games, and PlayChoice-10. Z80A is used in Amstrad CPC and ZX Spectrum. |
16-bit CPUs owned by WEC Museum
| Title | Developer | Release | Added to museum | Notes |
|---|---|---|---|---|
| TMS9900 | Texas Instruments | 1979 | TI-99/4A: February 3, 2020 | Used in the TI-99/4 series. |
32-bit CPUs owned by WEC Museum
| Title | Developer | Release | Added to museum | Notes |
|---|---|---|---|---|
| Pentium | Intel | 1993 | May 8, 2020 | The WEC Museum owns a 133Mhz Pentium in an IBM AT 5170 case. |
