 A Cyrix Cx486DX4 microprocessor rated for 100MHz operation | |
| General information | |
|---|---|
| Launched | May 1993 |
| Common manufacturer | |
| Performance | |
| Max. CPU clock rate | 25 MHz to 100 MHz |
| FSB speeds | 25 MHz to 33 MHz |
| Cache | |
| L1 cache | 2 KB (S) 8 KB (DX/DX2/DX4) |
| Architecture and classification | |
| Application | Desktop |
| Instruction set | x86-16, IA-32 |
| Physical specifications | |
| Cores |
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| History | |
| Predecessors | Cyrix Cx486SLC, Cyrix Cx486DLC |
| Successors | Cyrix 5x86, Cyrix 6x86 |
The Cyrix Cx486 was an x86 microprocessor designed by Cyrix. It primarily competed with the Intel 486 with which it was software compatible, would operate in the same motherboards provided proper support by the BIOS was available and generally showed comparable performance.[1] The chip also competed with parts from AMD and UMC.
- ^ http://www.cpu-collection.de/?tn=0&l0=co&l1=Cyrix&l2=Cx486%20DX Cyrix 486DX at CPU-Collection.de.