AMD Radeon HD 7990
| General information | |
| Vendor | AMD |
| Released | 2013 |
| Segment | Desktop |
| Type | DIntegratedscrete |
| Interface | PCIe 3.0 |
| Graphics processor | |
| Architecture | GCN 1.0 |
| Core | Malta |
| Number of GPUs | 2 |
| Lithography | 28 nm |
| Number of transistors | 4313 x 2 million |
| Die Size | 365 x 2 mm² |
| Core frequency | 950 - 1000 MHz |
| Shading Units | 2048 x 2 |
| ROPs | 32 x 2 |
| TMUs | 128 x 2 |
| Pixel Rate | 32.0 x 2 GPixel/s |
| Texture Rate | 128.0 x 2 GTexel/s |
| Memory | |
| Type | GDDR5 |
| Capacity | 6144 Mb |
| Frequency | 6000 MHz |
| Bus | 384 x 2 bit |
| Bandwidth | 288.0 x 2 GB/s |
| Power supply | |
| TDP | 375 W |
| Power supply requirements | 750 W |
| Power connectors | 8-pin + 8-pin |
| Supported technologies | |
| DirectX | 11.1 |
| OpenGL | 4.5 |
| OpenCL | 1.2 |
| Shader Model | 5.0 |
| SLI / CrossFireX | CrossFireX |
| Other | • ATI Eyefinity • HDCP • AMD HD3D • AMD PowerTune • AMD ZeroCore • AMD Mantle |
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