AMD Radeon R9 285
| General information | |
| Vendor | AMD |
| Released | 2014 |
| Segment | Desktop |
| Type | DIntegratedscrete |
| Interface | PCIe 3.0 |
| Resolution | 4096 x 2160 |
| Graphics processor | |
| Architecture | GCN 1.2 |
| Core | Tonga |
| Number of GPUs | 1 |
| Lithography | 28 nm |
| Number of transistors | 5000 million |
| Die Size | 366 mm² |
| Core frequency | 918 MHz |
| Shading Units | 1792 |
| ROPs | 32 |
| TMUs | 112 |
| Pixel Rate | 29.38 GPixel/s |
| Texture Rate | 102.8 GTexel/s |
| Memory | |
| Type | GDDR5 |
| Capacity | 2048 Mb |
| Frequency | 5500 MHz |
| Bus | 256 bit |
| Bandwidth | 176.0 GB/s |
| Power supply | |
| TDP | 190 W |
| Power supply requirements | 500 W |
| Power connectors | 6-pin + 6-pin |
| Supported technologies | |
| DirectX | 12.0 |
| OpenGL | 4.5 |
| OpenCL | 1.2 |
| Shader Model | 5.0 |
| SLI / CrossFireX | CrossFireX |
| Other | • ATI Eyefinity • HDCP • AMD HD3D • AMD PowerPlay • AMD PowerTune • AMD Eyespeed • AMD ZeroCore • AMD Mantle • AMD TrueAudio • AMD FreeSync • AMD Fluid Motion |
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