Radeon HD 6490M - Technical Information.The Radeon HD 6490M is a dedicated graphics card from AMD that is often found in laptops. Here is some technical information about the Radeon HD 6490M: 1. Architecture: The Radeon HD 6490M is based on AMD's Terascale 2 architecture. This architecture is designed to provide balanced performance and power efficiency and is specifically designed for use in mobile graphics cards. 2. Processor cores: The Radeon HD 6490M has a variable number of processor cores (stream processors) that are responsible for parallel processing of graphics data and other tasks. The exact number of cores may vary depending on the model and configuration. 3. Clock Speeds: Radeon HD 6490M clock speeds can vary depending on model and manufacturer, but are typically in the range of a few hundred MHz for the cores and memory. These clock speeds affect the performance of the graphics card in games and other graphics-intensive applications. 4. Memory: The Radeon HD 6490M usually comes with its own graphics memory, which can range from 512MB to 2GB GDDR3 or GDDR5 depending on the model and configuration. This memory enables fast processing of graphics data and improves the performance of the graphics card. 5. Interfaces: The Radeon HD 6490M supports various video output interfaces including VGA, DVI, HDMI and DisplayPort. These interfaces enable the graphics card to be connected to external monitors or other display devices. 6. Performance: The Radeon HD 6490M offers basic to medium graphics performance, sufficient for running older games, multimedia playback and simple 3D applications. However, it is not suitable for demanding games or professional graphics editing. 7. Energy Efficiency: As a mobile graphics card, the Radeon HD 6490M is optimized for good energy efficiency to minimize power consumption and extend laptop battery life. This makes them a suitable choice for use in mobile devices. Overall, the Radeon HD 6490M offers balanced performance for use in laptops and is a popular choice for users who require adequate graphics performance for everyday use and casual gaming. Radeon HD 6490M, known issues and bugs.The Radeon HD 6490M was a popular mobile graphics card from AMD that was used in many laptops. Although it was generally reliable, there were some known issues and potential bugs that some users may have experienced: 1. Driver Issues: As with most graphics cards, driver issues can occur which can lead to a variety of issues including graphics errors, Application or operating system crashes and performance issues. Sometimes new driver versions can fix certain problems while potentially introducing new ones. 2. Overheating: Radeon HD 6490M laptops may suffer from overheating issues, especially if cooling is inadequate or if dust buildup blocks the vents. Overheating can cause loss of performance, sudden shutdowns, or other problems. 3. Graphics Artifacts: In some cases, users may notice graphics artifacts such as unusual patterns, color errors, or image distortion on the screen. These could be due to defective graphics hardware, driver problems or overheating. 4. Power Issues: Power issues could cause the Radeon HD 6490M to not function properly. This can lead to intermittent performance issues or even a system crash. 5. Compatibility Issues: Certain software applications or games may not function optimally with the Radeon HD 6490M, resulting in graphical errors, crashes, or other issues. This is often due to driver incompatibilities or issues. 6. Fan Noise: Some users may notice fan noise or other noises from the graphics card, especially when it is under heavy load. While this is not usually a serious problem, it can be found annoying. If users are having problems with their Radeon HD 6490M, they can try updating the drivers, cleaning the system, and ensuring that it has adequate ventilation. However, in some cases a professional inspection or repair may be necessary, especially if the hardware is defective. | |||||||||||||||||||||||||||||||||||||
