# PROFI-5

> computer

**Wikidata**: [Q1498635](https://www.wikidata.org/wiki/Q1498635)  
**Source**: https://4ort.xyz/entity/profi-5

## Summary
The PROFI-5 is a single-board computer model commercialized in 1981, featuring an Intel 8080 CPU. It succeeded the earlier EZ80-DIT model and was designed as a complete computing system on a single circuit board, catering to educational or hobbyist use.

## Key Facts
- Commercialized in 1981.
- Uses an Intel 8080 processor.
- Succeeded the EZ80-DIT model (released in 1977).
- Classified as a single-board computer and computer model.
- Documented in 2 Wikimedia sitelinks.
- Image available via Wikimedia Commons: [PROFI-5](https://commons.wikimedia.org/wiki/Special:FilePath/PROFI-5_Mikrocomputer_Lernsysteme_(34385436505).jpg).
- Part of the "PROFI-5" Commons category.
- Described as a "computer" in Wikidata.

## FAQs
### Q: When was the PROFI-5 released?
A: The PROFI-5 was commercialized in 1981, succeeding the earlier EZ80-DIT model from 1977.

### Q: What processor does the PROFI-5 use?
A: The PROFI-5 is equipped with an Intel 8080 CPU, a common processor for early single-board computers.

### Q: What type of computer is the PROFI-5?
A: It is classified as a single-board computer, meaning all components are integrated into one circuit board.

## Why It Matters
The PROFI-5 represents an early example of a single-board computer designed for educational or hobbyist applications. Released in 1981, it built on the foundation of the 1977 EZ80-DIT model, reflecting the evolution of compact, self-contained computing systems during the late 1970s and early 1980s. As a single-board computer, it simplified access to computing technology by consolidating all necessary components into a single unit, a concept that influenced later innovations like the Raspberry Pi. Its use of the Intel 8080 processor also aligns it with contemporary systems of the era, highlighting its role in the broader context of microprocessor-driven innovation. While not as widely recognized as some contemporaries, the PROFI-5 contributes to the historical narrative of personal and educational computing, showcasing how early engineers balanced functionality with simplicity.

## Notable For
- **Successor to the EZ80-DIT**: Built on the legacy of a 1977 single-board computer model.
- **Intel 8080 CPU**: Utilized a widely adopted processor of the early microcomputer era.
- **1981 Commercialization**: Launched during a pivotal period for personal computing development.
- **Single-Board Design**: Embodied the "complete computer on a single circuit board" ethos.
- **Educational Context**: Likely used in instructional or training settings, as suggested by its documentation.

## Body
### Commercialization and Preceding Model
The PROFI-5 was released in 1981 as a successor to the EZ80-DIT, a single-board computer first introduced in 1977. This lineage underscores its role in iterative hardware development during the formative years of personal computing.

### Technical Specifications
- **CPU**: Intel 8080, an 8-bit processor common in early microcomputers.
- **Design**: Adhered to the single-board computer paradigm, integrating all essential components (processor, memory, input/output) onto one circuit board.

### Classification
- **Instance Of**: Computer model.
- **Subclass Of**: Single-board computer.
- **Wikidata Description**: Broadly categorized as a "computer," with specific details documented in Wikimedia projects.

### Documentation and Legacy
- **Sitelinks**: Referenced in 2 Wikimedia sitelinks, with a dedicated Commons category ("PROFI-5") and coverage in German Wikipedia.
- **Visual Record**: Photographs of the PROFI-5 are archived on Wikimedia Commons, preserving its physical design for historical reference.
- **Knowledge Graph ID**: Identified in Google's Knowledge Graph as `/g/120y7xf9`, though broader SEO data remains limited.