# AMD K4

> microarchitecture

**Wikidata**: [Q294988](https://www.wikidata.org/wiki/Q294988)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/AMD_K5)  
**Source**: https://4ort.xyz/entity/amd-k4

## Summary
AMD K4 is a microarchitecture, primarily known by its alias AMD K5. Developed by AMD, this central processing unit (CPU) microarchitecture was published on March 27, 1996. It succeeded the Am5x86 and was followed by the AMD K6 microarchitecture, supporting the IA-32 instruction set and designed for Socket 5 and Socket 7.

## Key Facts
- **Primary Alias:** AMD K5. Other aliases include 5k86, K5 (microarchitecture), SSA5, AMD-K5, Am5k86.
- **Type:** Microarchitecture, a subclass of central processing unit.
- **Developer/Manufacturer:** AMD.
- **Publication Date:** March 27, 1996.
- **Instruction Set:** IA-32.
- **Sockets Supported:** Socket 5, Socket 7.
- **Preceded by:** Am5x86, a 486 computer chip made by AMD.
- **Succeeded by:** AMD K6 microarchitecture.
- **Components:** Features 4,300,000 transistors and 296 leads.
- **Image:** https://commons.wikimedia.org/wiki/Special:FilePath/AMD_K5_PR166_Front.jpg

## FAQs
### Q: What is AMD K4?
A: AMD K4 is a microarchitecture developed by AMD. It is also widely known by its alias, AMD K5, and was released on March 27, 1996.

### Q: Who developed the AMD K4 microarchitecture?
A: The AMD K4 microarchitecture, also known as AMD K5, was developed and manufactured by AMD, an American multinational semiconductor company.

### Q: When was the AMD K4 microarchitecture released?
A: The AMD K4 microarchitecture, or AMD K5, was published on March 27, 1996.

### Q: What instruction set does the AMD K4 microarchitecture support?
A: The AMD K4 microarchitecture, also known as AMD K5, supports the IA-32 instruction set.

### Q: Which microarchitecture did AMD K4 succeed?
A: The AMD K4 microarchitecture, also known as AMD K5, succeeded the Am5x86, which was a 486 computer chip also made by AMD.

## Why It Matters
The AMD K4 microarchitecture, commonly known as AMD K5, holds significance as a specific iteration in AMD's development of central processing unit microarchitectures. As a successor to the Am5x86 and a predecessor to the AMD K6, it represents a key stage in AMD's processor evolution. Its publication in 1996 demonstrates AMD's continuous efforts in designing and manufacturing microarchitectures compatible with the IA-32 instruction set and supporting common sockets like Socket 5 and Socket 7. This microarchitecture contributed to the ongoing advancement of computing technology by providing a new design from AMD, an established semiconductor company. Its role in the lineage of AMD's K-series processors underscores its place in the history of computer hardware development.

## Notable For
- Its position as a direct successor to the Am5x86 and a direct predecessor to the AMD K6 microarchitecture within AMD's processor development.
- Being a microarchitecture developed by AMD that was published on March 27, 1996.
- Supporting the IA-32 instruction set, making it compatible with a wide range of software.
- Its design for compatibility with both Socket 5 and Socket 7, offering flexibility for system integration.
- Featuring 4,300,000 transistors and 296 leads, reflecting its technical specifications at the time of its release.

## Body
### General Information
The entity is a microarchitecture, also known by its aliases: Amd k5, 5k86, K5 (microarchitecture), SSA5, AMD-K5, Am5k86. It is classified as a subclass of a central processing unit. The microarchitecture was developed and manufactured by AMD, an American multinational semiconductor company. Its publication date was March 27, 1996. An image associated with the AMD K5 is available at https://commons.wikimedia.org/wiki/Special:FilePath/AMD_K5_PR166_Front.jpg.

### Technical Specifications
The AMD K4 microarchitecture (AMD K5) supports the IA-32 instruction set. It was designed for compatibility with Socket 5 and Socket 7. The microarchitecture includes 4,300,000 transistors and features 296 leads.

### Lineage and Relationships
The AMD K4 microarchitecture (AMD K5) followed the Am5x86, which is described as a 486 computer chip made by AMD. It was succeeded by the AMD K6 microarchitecture. Related entities include AMD, the developer, and K5-75, which is a CPU of the K5 microarchitecture with an inception date of 1996-03-27.

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  "@type": "Thing",
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  "datePublished": "1996-03-27",
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## References

1. Freebase Data Dumps. 2013