# Raspberry Pi 2 Model B

> credit-card-sized single-board computer

**Wikidata**: [Q48918363](https://www.wikidata.org/wiki/Q48918363)  
**Source**: https://4ort.xyz/entity/raspberry-pi-2-model-b

## Summary
The Raspberry Pi 2 Model B is a credit-card-sized single-board computer released in February 2015, featuring a quad-core ARM Cortex-A7 processor and a VideoCore GPU. It was the first Raspberry Pi model to include a quad-core CPU, significantly improving performance over its predecessor, the Raspberry Pi 1 Model B+.

## Key Facts
- Released on February 2, 2015, as an upgrade to the Raspberry Pi 1 Model B+
- Part of the Raspberry Pi series, designed for educational and embedded systems
- Features a quad-core ARM Cortex-A7 processor with a base clock frequency of 900 MHz
- Equipped with a VideoCore GPU and 1 GB of RAM
- Measures 85.6 mm × 56.5 mm × 17 mm and weighs 45 grams
- Sold for $35 at launch
- Consumes 4.1 watts of power and operates at 5 volts
- Followed by the Raspberry Pi 3 Model B, released in February 2016
- Preceded by the Raspberry Pi 1 Model B+, released in July 2014
- Includes 1 GB of storage capacity and 4 processor cores

## FAQs
### Q: What makes the Raspberry Pi 2 Model B different from earlier Raspberry Pi models?
A: The Raspberry Pi 2 Model B was the first Raspberry Pi model to feature a quad-core ARM Cortex-A7 processor, significantly improving performance compared to the single-core models that preceded it.

### Q: How much did the Raspberry Pi 2 Model B cost when it was released?
A: The Raspberry Pi 2 Model B was sold for $35 at launch, making it an affordable option for educational and embedded projects.

### Q: What was the main improvement of the Raspberry Pi 2 Model B over the Raspberry Pi 1 Model B+?
A: The Raspberry Pi 2 Model B introduced a quad-core processor, which provided a substantial performance boost over the single-core processor in the Raspberry Pi 1 Model B+.

### Q: What was the storage capacity of the Raspberry Pi 2 Model B?
A: The Raspberry Pi 2 Model B had 1 GB of storage capacity, which was a standard feature for the time.

### Q: When was the Raspberry Pi 2 Model B succeeded by another model?
A: The Raspberry Pi 2 Model B was succeeded by the Raspberry Pi 3 Model B, which was released on February 29, 2016.

## Why It Matters
The Raspberry Pi 2 Model B was a significant upgrade in the Raspberry Pi series, introducing a quad-core processor that marked a major leap in performance. This improvement made the Raspberry Pi more suitable for a wider range of applications, including more demanding tasks such as media processing and basic programming projects. Its compact size and low cost made it an ideal tool for education and prototyping, allowing users to experiment with advanced computing concepts without requiring expensive hardware. The Raspberry Pi 2 Model B played a crucial role in popularizing single-board computers and inspiring a new generation of makers and developers. Its success paved the way for future models, including the Raspberry Pi 3 Model B, which further enhanced performance and capabilities.

## Notable For
- First Raspberry Pi model to feature a quad-core processor, improving performance over single-core models
- Sold for $35 at launch, making it an affordable option for educational and embedded projects
- Introduced a VideoCore GPU and 1 GB of RAM, providing better graphics and memory capabilities
- Measured 85.6 mm × 56.5 mm × 17 mm, maintaining the compact size of previous Raspberry Pi models
- Consumed 4.1 watts of power, making it energy-efficient for its capabilities
- Operated at 5 volts, ensuring compatibility with standard power supplies
- Included 1 GB of storage capacity, which was a standard feature for the time
- Had 4 processor cores, allowing for more efficient multitasking and better performance

## Body
### Overview
The Raspberry Pi 2 Model B was released on February 2, 2015, as an upgrade to the Raspberry Pi 1 Model B+. It was the first Raspberry Pi model to feature a quad-core ARM Cortex-A7 processor, which significantly improved performance compared to the single-core processor in the Raspberry Pi 1 Model B+. The Raspberry Pi 2 Model B was designed to be a more powerful and versatile tool for educational and embedded projects.

### Specifications
The Raspberry Pi 2 Model B had a base clock frequency of 900 MHz and included a VideoCore GPU and 1 GB of RAM. It measured 85.6 mm × 56.5 mm × 17 mm and weighed 45 grams, maintaining the compact size of previous Raspberry Pi models. The device was sold for $35 at launch and consumed 4.1 watts of power, making it an affordable and energy-efficient option for various applications.

### Storage and Power
The Raspberry Pi 2 Model B had 1 GB of storage capacity, which was a standard feature for the time. It operated at 5 volts, ensuring compatibility with standard power supplies. The device included 4 processor cores, allowing for more efficient multitasking and better performance compared to single-core models.

### Successor and Predecessor
The Raspberry Pi 2 Model B was succeeded by the Raspberry Pi 3 Model B, which was released on February 29, 2016. It preceded the Raspberry Pi 1 Model B+, which was released on July 14, 2014. The Raspberry Pi 2 Model B played a crucial role in the evolution of the Raspberry Pi series, introducing significant improvements in performance and capabilities.

### Impact and Legacy
The Raspberry Pi 2 Model B was notable for its quad-core processor, which made it more suitable for a wider range of applications. Its compact size and low cost made it an ideal tool for education and prototyping, inspiring a new generation of makers and developers. The Raspberry Pi 2 Model B's success paved the way for future models, including the Raspberry Pi 3 Model B, which further enhanced performance and capabilities.

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## References

1. [Source](https://www.raspberrypi.org/blog/raspberry-pi-2-on-sale/)