ATI (AMD) Radeon HD 4870 X2
| General information |
| Vendor | ATI (AMD) |
| Released | 2008 |
| Segment | Desktop |
| Type | DIntegratedscrete |
| Interface | PCIe 2.0 |
| Resolution | 3840 x 2400 |
|
| Graphics processor |
| Architecture | TeraScale |
| Core | R700 |
| Number of GPUs | 2 |
| Lithography | 55 nm |
| Number of transistors | 956 x 2 million |
| Die Size | 256 x 2 mm² |
| Core frequency | 700 MHz |
| Shading Units | 800 x2 |
| ROPs | 16 x 2 |
| TMUs | 40 x 2 |
| Pixel Rate | 11.2 x 2 GPixel/s |
| Texture Rate | 28 x 2 GTexel/s |
|
| Memory |
| Type | GDDR5 |
| Capacity | 2048 Mb |
| Frequency | 3600 MHz |
| Bus | 256 x 2 bit |
| Bandwidth | 115.2 x 2 GB/s |
|
| Power supply |
| TDP | 286 W |
| Power supply requirements | 650 W |
| Power connectors | 6-pin + 8-pin |
|
| Supported technologies |
| DirectX | 10.1 |
| OpenGL | 3.3 |
| OpenCL | 1.0 |
| Shader Model | 4.1 |
| SLI / CrossFireX | CrossFireX |
| Other | • AvivoHD |
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