# Radeon HD 5670

> graphics card by ATI Technologies

**Wikidata**: [Q90409769](https://www.wikidata.org/wiki/Q90409769)  
**Source**: https://4ort.xyz/entity/radeon-hd-5670

## Summary
The Radeon HD 5670 is a desktop graphics card developed by ATI Technologies, released as part of the Radeon HD 5000 series. It features a 40nm fabrication process, 400 shading units, and supports PCI Express and GDDR5 memory. The card operates at a base clock frequency of 775 MHz and has a thermal design power of 61 watts.

## Key Facts
- The Radeon HD 5670 is a desktop graphics card model designed by ATI Technologies.
- It uses a 40nm lithography process and features the TeraScale 1 microarchitecture.
- The GPU die measures 104 square millimeters and contains 627 million transistors.
- It supports PCI Express and GDDR5 memory types.
- The card has 400 shading units and operates at a base clock frequency of 775 MHz.
- It supports OpenGL 4.4, OpenCL 1.2, and DirectX 11.0 instruction sets.
- The thermal design power (TDP) is 61 watts.
- The card is nicknamed "Redwood" and is part of the ATI Radeon HD 5000 series.

## FAQs
### Q: What type of memory does the Radeon HD 5670 use?
A: The Radeon HD 5670 uses GDDR5 memory, which is a high-performance type of DRAM commonly used in graphics cards for improved bandwidth and speed.

### Q: What is the thermal design power (TDP) of the Radeon HD 5670?
A: The Radeon HD 5670 has a thermal design power of 61 watts, which indicates the maximum amount of heat the cooling system needs to dissipate under typical load.

### Q: What instruction sets does the Radeon HD 5670 support?
A: The Radeon HD 5670 supports OpenGL 4.4, OpenCL 1.2, and DirectX 11.0, enabling it to handle modern graphics and compute tasks.

## Why It Matters
The Radeon HD 5670 represents a significant step in mid-range desktop graphics performance during its era. As part of ATI Technologies' Radeon HD 5000 series, it brought improved power efficiency and DirectX 11 support to mainstream users, making it suitable for both gaming and professional applications. Its use of GDDR5 memory and a 40nm fabrication process allowed for better performance per watt compared to previous generations. The card's support for modern graphics APIs like OpenGL 4.4 and OpenCL 1.2 also made it relevant for developers and content creators. By balancing performance, power consumption, and cost, the Radeon HD 5670 helped democratize access to advanced graphics capabilities for a wide range of desktop users.

## Notable For
- Being part of the Radeon HD 5000 series, which introduced DirectX 11 support to ATI's mainstream lineup.
- Featuring the TeraScale 1 microarchitecture and 40nm process technology for improved efficiency.
- Supporting GDDR5 memory, which was a significant upgrade in bandwidth over previous GDDR3-based cards.
- Offering a balance of performance and power consumption with a 61W TDP, making it suitable for compact desktop builds.
- Supporting modern graphics APIs including OpenGL 4.4 and OpenCL 1.2, enabling advanced visual effects and compute workloads.

## Body
### Technical Specifications
The Radeon HD 5670 is built on a 40nm fabrication process and utilizes the TeraScale 1 microarchitecture. The GPU die measures 104 square millimeters and contains 627 million transistors, reflecting a high level of integration for its time. The card is equipped with 400 shading units, which are responsible for processing graphics workloads and enabling advanced visual effects.

### Memory and Interface
This graphics card uses GDDR5 memory, which offers higher bandwidth compared to older GDDR3 memory, resulting in better performance in memory-intensive applications. It connects to the system via a PCI Express interface, ensuring compatibility with a wide range of desktop motherboards.

### Performance and Features
The Radeon HD 5670 operates at a base clock frequency of 775 MHz. It supports a range of modern graphics APIs, including OpenGL 4.4, OpenCL 1.2, and DirectX 11.0, making it capable of handling contemporary games and professional graphics workloads. The card's thermal design power is rated at 61 watts, indicating efficient power usage for its performance class.

### Design and Naming
Internally, the Radeon HD 5670 is known by the codename "Redwood." It is part of the broader ATI Radeon HD 5000 series, which was a major product line for ATI Technologies (later AMD) during the early 2010s. The card's design and feature set reflect the industry's shift toward more power-efficient, high-performance graphics solutions for desktop users.

## References

1. Source