# Raspberry Pi 4

> 4th generation of the mainline series of Raspberry Pi single-board computer

**Wikidata**: [Q123336393](https://www.wikidata.org/wiki/Q123336393)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Raspberry_Pi_4)  
**Source**: https://4ort.xyz/entity/raspberry-pi-4

## Summary  
The Raspberry Pi 4 is the fourth‑generation model in the mainline Raspberry Pi series of low‑cost, single‑board computers. It is a product model that belongs to the broader class of single‑board computers and is widely used for education, hobbyist projects, and embedded systems.

## Key Facts  
- **Product model**: Raspberry Pi 4 is classified as a *product model* (Wikidata P31).【source】  
- **Generation**: It is the **4th generation** of the mainline Raspberry Pi single‑board computer series.【source】  
- **Subclass**: It is a **single‑board computer**, meaning the entire computer is built on one circuit board.【source】  
- **Series membership**: Raspberry Pi 4 is part of the **Raspberry Pi series** of low‑cost SBCs.【source】  
- **GitHub topic**: Development and community discussions often use the GitHub topic **raspberry-pi-4**.【source】  
- **Image reference**: A representative image is available at `https://commons.wikimedia.org/wiki/Special:FilePath/Raspberry_Pi_4_Model_B_-_Top.jpg`.【source】  
- **Wikipedia presence**: The article titled **“Raspberry Pi 4”** exists in English and Japanese Wikipedia editions.【source】  
- **Sitelink count**: The Wikidata entry links to **2** Wikipedia language versions.【source】

## FAQs  
### Q: What is the Raspberry Pi 4?  
**A:** The Raspberry Pi 4 is the fourth‑generation model of the Raspberry Pi line of single‑board computers, offering a complete, low‑cost computing platform on a single circuit board.  

### Q: How does the Raspberry Pi 4 differ from earlier Raspberry Pi models?  
**A:** It represents the latest generation in the mainline series, incorporating updated hardware and performance improvements over previous versions while remaining compatible with the same software ecosystem.  

### Q: What are common uses for the Raspberry Pi 4?  
**A:** It is widely used in education, hobbyist projects, and embedded systems where a compact, affordable, and fully functional computer is needed.  

### Q: Where can I find technical resources or community support for the Raspberry Pi 4?  
**A:** The GitHub topic **raspberry-pi-4** aggregates code, tutorials, and discussions, and the Raspberry Pi 4 Wikipedia pages provide overview information and references.  

### Q: Is the Raspberry Pi 4 part of a larger product family?  
**A:** Yes, it belongs to the **Raspberry Pi series**, a family of low‑cost single‑board computers designed for educational and embedded applications.  

## Why It Matters  
The Raspberry Pi 4 continues the Raspberry Pi foundation of delivering powerful computing capabilities at a price point accessible to students, makers, and professionals. By consolidating all essential components—CPU, memory, storage interfaces, and I/O—onto a single board, it lowers barriers to entry for learning programming, electronics, and system design. Its role in education empowers curricula that blend software and hardware, fostering a generation of technically proficient individuals. In the embedded‑systems arena, the Raspberry Pi 4 offers a ready‑made, versatile platform for prototyping and deploying IoT devices, digital signage, and custom controllers, reducing development time and cost. As the fourth generation, it builds on a proven ecosystem, ensuring compatibility with extensive libraries, tutorials, and community support, making it a cornerstone tool for both learning and real‑world applications.  

## Notable For  
- **Fourth‑generation status**: Marks the latest evolution of the mainline Raspberry Pi SBC line.  
- **Low‑cost, full‑computer design**: Provides a complete computing environment on a single circuit board.  
- **Educational focus**: Designed specifically for teaching programming and electronics.  
- **Embedded‑system suitability**: Compact form factor and robust community support make it ideal for IoT and custom hardware projects.  
- **Broad language coverage**: Wikipedia entries exist in multiple languages (English, Japanese), reflecting global relevance.  

## Body  

### Overview  
The Raspberry Pi 4 is a **product model** (Wikidata P31) that belongs to the **single‑board computer** class. As a single‑board computer, it integrates all core components—processor, memory, storage interfaces, and peripheral connectors—onto one printed circuit board, eliminating the need for separate chassis or motherboard assemblies.

### Classification  
- **Instance of**: Product model.  
- **Subclass of**: Single‑board computer, a category encompassing devices that deliver complete computing functionality on a single board.  
- **Part of series**: Raspberry Pi series, a line known for affordability and educational utility.

### Relationship to the Raspberry Pi Series  
The Raspberry Pi 4 continues the series’ mission of providing inexpensive, accessible hardware for learning and experimentation. Its inclusion in the series ensures compatibility with the extensive software libraries, operating system images, and community resources that have been built around earlier Raspberry Pi models.

### Community and Documentation  
- **GitHub topic**: `raspberry-pi-4` aggregates repositories, code samples, and issue discussions, serving as a hub for developers.  
- **Wikipedia presence**: The entry “Raspberry Pi 4” is available in English and Japanese, offering a concise overview and links to further references.  
- **Image resource**: A top‑view photograph of the board is hosted on Wikimedia Commons, useful for identification and documentation.

### Technical Context (as defined by classification)  
While specific hardware specifications are not detailed in the provided source, the classification as a **single‑board computer** implies that the Raspberry Pi 4 includes:  
- Integrated processor and graphics unit.  
- On‑board memory (RAM).  
- Storage interfaces (e.g., micro‑SD slot).  
- Standard peripheral connectors (USB, HDMI, GPIO).  

These components collectively enable the board to run full operating systems, support programming environments, and interface with external hardware, fulfilling the educational and embedded‑system roles for which the Raspberry Pi series is renowned.