# Radeon HD 5550

> graphics card by ATI Technologies

**Wikidata**: [Q90409761](https://www.wikidata.org/wiki/Q90409761)  
**Source**: https://4ort.xyz/entity/radeon-hd-5550

## Summary
The Radeon HD 5550 is a desktop graphics card model designed by ATI Technologies. It is part of the ATI Radeon HD 5000 series and is codenamed "Redwood." This graphics card provides visual processing capabilities for desktop personal computers.

## Key Facts
*   The Radeon HD 5550 is a graphics card model designed by ATI Technologies.
*   It is classified as a desktop graphics card.
*   The card is part of the ATI Radeon HD 5000 series.
*   Its internal codename is "Redwood."
*   It features the TeraScale 1 microarchitecture.
*   The fabrication method used is a 40 nm lithography process.
*   It has a Thermal Design Power (TDP) of 40 watts.
*   The base clock frequency is 550 megahertz.
*   It supports instruction sets including OpenGL 4.4, OpenCL 1.2, and DirectX 11.0.
*   The card utilizes a PCI Express edge connector and can use DDR2 SDRAM, DDR3 SDRAM, or GDDR5 memory.

## FAQs
### Q: Who designed the Radeon HD 5550?
A: The Radeon HD 5550 was designed by ATI Technologies. It is also known by its alias, ATI Radeon HD 5550.

### Q: What type of graphics card is the Radeon HD 5550?
A: The Radeon HD 5550 is a desktop graphics card model. It is specifically designed for use in desktop personal computers.

### Q: What series does the Radeon HD 5550 belong to?
A: The Radeon HD 5550 is a component of the ATI Radeon HD 5000 series. Its internal codename is "Redwood."

### Q: What is the Thermal Design Power (TDP) of the Radeon HD 5550?
A: The Thermal Design Power (TDP) of the Radeon HD 5550 is 40 watts. This indicates its power consumption and heat output characteristics.

### Q: What instruction sets does the Radeon HD 5550 support?
A: The Radeon HD 5550 supports several instruction sets, including OpenGL 4.4, OpenCL 1.2, and DirectX 11.0. These enable compatibility with various graphics applications and games.

## Why It Matters
The Radeon HD 5550 holds significance as a desktop graphics card model from ATI Technologies, contributing to the ATI Radeon HD 5000 series. It played a role in providing essential graphics processing capabilities for desktop personal computers, facilitating visual output and accelerating graphics-intensive tasks. Engineered with the TeraScale 1 microarchitecture and produced using a 40 nm lithography process, it represented a specific generation of GPU technology. Its support for instruction sets like DirectX 11.0, OpenGL 4.4, and OpenCL 1.2 allowed it to handle contemporary applications and games, offering a certain level of performance and feature compatibility for its time. The card's Thermal Design Power (TDP) of 40 watts highlighted a focus on power efficiency, making it a suitable option for systems where lower power consumption or reduced heat generation was a priority. Furthermore, its compatibility with various memory types, including DDR2 SDRAM, DDR3 SDRAM, and GDDR5, indicated flexibility in its market positioning and potential configurations, catering to different performance and cost segments within the desktop PC market.

## Notable For
*   Being codenamed "Redwood" within the ATI Radeon HD 5000 series.
*   Utilizing the TeraScale 1 microarchitecture and a 40 nm lithography fabrication process.
*   Having a relatively low Thermal Design Power (TDP) of 40 watts.
*   Supporting multiple memory types, including DDR2 SDRAM, DDR3 SDRAM, and GDDR5.
*   Implementing DirectX 11.0, OpenGL 4.4, and OpenCL 1.2 instruction sets.

## Body

### Overview
The Radeon HD 5550 is a specific graphics card model developed by ATI Technologies. It is also recognized by its alias, ATI Radeon HD 5550. This entity is classified as a desktop graphics card, designed for integration into desktop personal computers. It is an integral part of the broader ATI Radeon HD 5000 series of graphics cards and carries the internal codename "Redwood."

### Technical Specifications
*   **Microarchitecture:** TeraScale 1
*   **Fabrication Method:** 40 nm lithography process
*   **Die Area:** 104 square millimetre (applies to the die)
*   **Transistors:** Contains 627,000,000 transistors
*   **Clock Frequency:** The base clock frequency is 550 megahertz
*   **Thermal Design Power (TDP):** 40 watts
*   **Socket Supported:** PCI Express edge connector

### Supported Technologies
The Radeon HD 5550 is engineered to support a range of modern graphics and computing technologies:
*   **Instruction Sets:**
    *   OpenGL 4.4
    *   OpenCL 1.2
    *   DirectX 11.0
*   **Memory Types:** The card is compatible with and utilizes various types of memory, including:
    *   DDR2 SDRAM (second generation of double-data-rate synchronous dynamic random-access memory)
    *   DDR3 SDRAM (third generation of double-data-rate synchronous dynamic random-access memory)
    *   GDDR5 (a type of high-performance DRAM graphics card memory)