内存参数
| 图形适配器内存类型 |
GDDR3 |
| 数据宽度 |
128 bit |
| 内存时钟速度 |
1334 MHz |
| 独立显卡适配器內存 |
1 GB |
性能
| DirectX版本 |
10.1 |
| OpenGL版本 |
2.0 |
| 最高着色模型版本 |
4.1 |
| PhysX |
Y |
| 集成电视调谐器 |
N |
| HDCP |
N |
端口 & 界面
| 接口类型 |
AGP 8x |
| VGA（D-SUB）端口数量 |
1 |
Radeon HD4670, 1GB DDR3, 750 MHz, 667 x 2, 128 bit, AGP 8x, VGA/DVI
- 514 million transistors on 55nm fabrication process;
- 128-bit DDR3 memory interface;
- MicrosoftR DirectXR 10.1 support;
- ShaderModel 4.1;
- 32-bit floating point texture filtering;
- Indexed cube map arrays;
- Independent blend modes per render target;
- Pixel coverage sample masking;
- Read/write multi-sample surfaces with shaders;
- Gather4 texture fetching;
- Unified Superscalar Shader Architecture;
- 320 stream processing units;
- Dynamic load balancing and resource allocation for vertex, geometry, and pixel shaders;
- Common instruction set and texture unit access supported for all types of shaders;
- Dedicated branch execution units and texture address processors;
- 128-bit floating point precision for all operations;
- Command processor for reduced CPU overhead;
- Shader instruction and constant caches;
- Up to 128 texture fetches per clock cycle;
- Up to 128 textures per pixel;
- Fully associative multi-level texture cache design;
- DXTC and 3Dc+ texture compression;
- High resolution texture support (up to 8192 x 8192);
- Fully associative texture Z/stencil cache designs;
- Double-sided hierarchical Z/stencil buffer;
- Early Z test, Re-Z, Z Range optimization, and Fast Z Clear;
- Lossless Z & stencil compression (up to 128:1);
- Lossless color compression (up to 8:1);
- 8 render targets (MRTs) with anti-aliasing support;
- Accelerated physics processing.
