# Raspberry Pi 1 Model B+

> credit-card-sized single-board computer

**Wikidata**: [Q48920099](https://www.wikidata.org/wiki/Q48920099)  
**Source**: https://4ort.xyz/entity/raspberry-pi-1-model-b

## Summary
The Raspberry Pi 1 Model B+ is a credit-card-sized single-board computer released on July 14, 2014, as part of the Raspberry Pi series. Designed for educational and embedded systems use, it improved upon its predecessor with enhanced features like additional USB ports and lower power consumption, priced at $25. It served as a transitional model between the original Model B and the more powerful Raspberry Pi 2.

## Key Facts
- Released on **July 14, 2014**, succeeding the Raspberry Pi Model B and preceding the Raspberry Pi 2 Model B.
- Priced at **$25** (as of May 14, 2015), with a **700 MHz ARM11 CPU** and **512 MB RAM**.
- Features **4 USB ports**, **1 Ethernet port**, and a **40-pin GPIO header**.
- Dimensions: **85.6 mm (width) × 56.5 mm (length) × 17 mm (height)**, weighing **45 grams**.
- Operates at **5V** with a power consumption of **1.75W**.
- Includes a **VideoCore GPU** and **100 Mbps LAN connectivity**.

## FAQs
### Q: When was the Raspberry Pi 1 Model B+ released?
A: The Raspberry Pi 1 Model B+ was released on **July 14, 2014**, as announced on the official Raspberry Pi blog.

### Q: How does the Model B+ differ from the original Model B?
A: The Model B+ added **4 USB ports** (vs. 2), a **40-pin GPIO header** (vs. 26-pin), and improved power management, reducing power consumption to **1.75W**.

### Q: What is the price and performance of the Raspberry Pi 1 Model B+?
A: Priced at **$25**, it features a **700 MHz ARM11 processor**, **512 MB RAM**, and a **VideoCore GPU**, suitable for basic computing and IoT projects.

## Why It Matters
The Raspberry Pi 1 Model B+ played a pivotal role in expanding access to affordable computing and DIY electronics. Building on the success of the original Model B, it introduced critical improvements—such as additional USB ports and streamlined design—that enhanced usability for educators, hobbyists, and developers. Its low price point ($25) and reduced power consumption made it ideal for embedded systems and prototyping, bridging the gap between early single-board computers and more advanced models like the Raspberry Pi 2. By refining the formula of its predecessor, the Model B+ solidified the Raspberry Pi’s reputation as a versatile tool for learning programming, robotics, and hardware development, democratizing technology education globally.

## Notable For
- **First Raspberry Pi model with 4 USB ports**, improving connectivity for peripherals.
- **40-pin GPIO header**, expanding compatibility with external hardware compared to the original 26-pin design.
- **Lower power consumption** (1.75W) than the Model B, enhancing efficiency for battery-powered projects.
- **Transitioned the series** toward modernized features later seen in the Raspberry Pi 2, such as consolidated audio/video output.

## Body
### Release and Pricing
- Announced on **July 14, 2014**, with a price of **$25** (reduced from $35 to match the Model B’s price cut in 2015).
- Succeeded the **Raspberry Pi Model B** (2012) and preceded the **Raspberry Pi 2 Model B** (2015).

### Hardware Specifications
- **Processor**: 700 MHz ARM11 (single-core).
- **Memory**: 512 MB RAM.
- **Storage**: Requires external microSD card (no built-in storage).
- **Graphics**: VideoCore IV GPU.
- **Connectivity**: 10/100 Mbps Ethernet, 4 USB 2.0 ports, HDMI, and composite video/audio jack.

### Design and Dimensions
- **Weight**: 45 grams.
- **Dimensions**: 85.6 mm × 56.5 mm × 17 mm.
- **Voltage**: 5V via microUSB power supply.

### Legacy and Impact
- **Schematic**: Publicly available for community development (https://commons.wikimedia.org/wiki/Special:FilePath/Raspberry_Pi_B+_rev_1.2.svg).
- **Community Support**: Featured in tutorials and projects on sites like Raspi.TV, demonstrating its GPIO capabilities and power efficiency.
- **Educational Use**: Widely adopted in schools and maker spaces for teaching programming (e.g., Python, Scratch) and hardware interfacing.

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## References

1. [Source](https://www.raspberrypi.org/blog/introducing-raspberry-pi-model-b-plus/)
2. [Source](https://www.raspberrypi.org/blog/price-cut-raspberry-pi-model-b-now-only-25/)