处理器
| 处理器频率 |
600 MHz |
| 图形处理器系列 |
AMD |
| CUDA |
N |
| 流处理器 |
80 |
内存参数
| 图形适配器内存类型 |
GDDR3 |
| 数据宽度 |
64 bit |
| 内存时钟速度 |
750 MHz |
性能
| DirectX版本 |
10.1 |
| 最高着色模型版本 |
4.1 |
| PhysX |
N |
| 集成电视调谐器 |
N |
| Full HD |
Y |
| HDCP |
Y |
端口 & 界面
| 接口类型 |
PCI Express 2.0 |
| HDMI端口数量 |
1 |
| VGA（D-SUB）端口数量 |
1 |
ATI Radeon HD 4550, 2560x1600, 650MHz, 512MB, DDR3, 64 bit, PCI-E, DirectX 10.1
With all the latest features, the ATI Radeon™HD 4550 graphics cards deliver an incredible visual experience with best in classperformance. Enjoy unprecedented levels of graphics realism and play the latest games with support for Microsoft DirectX®10.1. Add this graphics card to your PC and watch Blu-ray movies and HD content play with incredible visual fidelity1, and view digital photos with over 1 billion colors2. Do it all with break-through efficiency that doesn’t compromise performance.
Redefine HD Gaming
80 Stream Processing Units
Enough power to tackle the most demanding HD games and applications.
DDR3 Memory
DDR3 memory provides better performance and more memory bandwidth than DDR2.
Microsoft DirectX®10.1
Play today while preparing for tomorrow with state-of-the-art DirectX 10.1 graphics capabilities.
Enhanced Anti-Aliasing (AA) & Anisotropic Filtering (AF)
High performance anisotropic filtering and anti-aliasing (4X AA) smooth jagged edges and create true-to- life graphics, for everything from grass to facial features
ATI CrossFireX™ Technology
Dual mode ATI CrossFireX™ technology offers superior scalability.
PCI Express 2.0
Support for PCI Express 2.0 will prepare you for bandwidth-hungry games and 3D applications.
Go Beyond HD Video
Upscale Beyond 1080p
Watch the hottest Blu-ray movies or other HD content at full 1080p display resolution and beyond.1
Unified Video Decoder 2 (UVD 2)
UVD 2 frees up your CPU for other tasks so you get The Ultimate Visual Experience™ for the most processing- intensive content. Take full advantage of Blu-ray functionality with dual-stream, picture in picture capabilities.
Enhanced DVD Upscaling
Watch standard DVD movies in near high-definition quality with DVD upscaling.2 The GPU uses post processing algorithms to enhance standard and low resolution videos and movies on your HD display.
HDMI
Enjoy the latest audio technologies using HDMI with 7.1 digital surround sound support. Also, xvYCC support allows the user to enjoy a wider range of color when connected to a capable HDTV.
