# Radeon HD 5450

> graphics card by ATI Technologies

**Wikidata**: [Q90327087](https://www.wikidata.org/wiki/Q90327087)  
**Source**: https://4ort.xyz/entity/radeon-hd-5450

## Summary
The Radeon HD 5450 is a desktop graphics card developed by ATI Technologies, released as part of the Radeon HD 5000 series. It features a 40 nm Cedar GPU with 80 shading units and a base clock frequency of 650 MHz, designed for basic graphics processing tasks.

## Key Facts
- Manufactured by ATI Technologies as part of the Radeon HD 5000 series
- Features a 40 nm Cedar GPU with 292 million transistors
- Die area measures 63 square millimeters
- Base clock frequency of 650 MHz
- Supports PCI Express, DDR2 SDRAM, and DDR3 SDRAM
- Thermal Design Power (TDP) of 19 watts
- Supports OpenGL 4.4, OpenCL 1.2, and DirectX 11.0
- Built on TeraScale 1 microarchitecture
- Contains 80 shading units

## FAQs
### Q: What type of graphics card is the Radeon HD 5450?
A: The Radeon HD 5450 is a desktop graphics card designed for basic computing tasks and entry-level graphics processing, suitable for home and office use.

### Q: What are the key specifications of the Radeon HD 5450?
A: The card features a 40 nm Cedar GPU with 80 shading units, 292 million transistors, a 63 mm² die area, and a base clock of 650 MHz, with a TDP of 19 watts.

### Q: What memory types does the Radeon HD 5450 support?
A: The Radeon HD 5450 supports both DDR2 SDRAM and DDR3 SDRAM through its PCI Express interface.

## Why It Matters
The Radeon HD 5450 represents ATI Technologies' entry-level offering in the Radeon HD 5000 series, providing an affordable graphics solution for users who need basic display capabilities without the power requirements or cost of high-end GPUs. Its low power consumption (19W TDP) made it suitable for small form factor systems and HTPCs (Home Theater PCs), where thermal and power efficiency are critical. The card's support for modern APIs like DirectX 11.0 and OpenGL 4.4 ensured compatibility with contemporary software while maintaining accessibility for budget-conscious consumers. As part of the broader Radeon HD 5000 series, it helped ATI Technologies compete in the expanding market for integrated and discrete graphics solutions during the late 2000s and early 2010s.

## Notable For
- Ultra-low power consumption at just 19 watts TDP
- Support for both DDR2 and DDR3 memory standards
- Entry-level pricing while maintaining DirectX 11.0 compatibility
- Compact 63 mm² die size suitable for small form factor builds
- 80 shading units providing adequate performance for basic graphics tasks

## Body
### Technical Architecture
The Radeon HD 5450 is built on ATI Technologies' TeraScale 1 microarchitecture, representing the company's approach to stream processing before the unified shader model became standard. The GPU is fabricated using a 40 nm lithography process, which was advanced for its time and contributed to the card's power efficiency.

### Performance Characteristics
With a base clock frequency of 650 MHz and 80 shading units, the Radeon HD 5450 was designed for basic graphics processing rather than gaming or professional workloads. The 292 million transistors are organized to handle everyday computing tasks, video playback, and light 3D applications efficiently.

### Memory and Interface
The graphics card supports both DDR2 SDRAM and DDR3 SDRAM through its PCI Express interface, providing flexibility in system configuration. This dual-memory support allowed manufacturers to optimize for cost or performance depending on the target market segment.

### API Support and Compatibility
The Radeon HD 5450 supports modern graphics APIs including OpenGL 4.4, OpenCL 1.2, and DirectX 11.0, ensuring compatibility with contemporary operating systems and applications. This forward-looking API support helped extend the card's useful lifespan despite its entry-level positioning.

### Physical Design
The 63 square millimeter die area represents a balance between performance and power efficiency. The compact size contributes to the card's suitability for small form factor systems and helps maintain the 19-watt thermal design power, which is significantly lower than gaming-oriented graphics cards of the same era.

## References

1. Source