AMD Radeon HD 7970 vs NVIDIA GeForce GTX 690
What is the difference between AMD Radeon HD 7970 and NVIDIA GeForce GTX 690. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Tahiti | GPU Name | GK104 |
| Tahiti XT (215-0821060) | Model number | GK104-355-A2 |
| GCN 1.0 | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 4,313 million | Transistors | 3,540 million |
| 352 mm² | Die Size | 294 mm² |
Graphics Card
| Dec 22nd, 2011 | Release Date | May 3rd, 2012 |
| Southern Islands (HD 7900) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| 549 USD | Launch Price | 999 USD |
| Northern Islands | Predecessor | GeForce 500 |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 3 GB | Memory Size | 2 GB x2 |
| GDDR5 | Memory Type | GDDR5 |
| 384 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 1375 MHz 5.5 Gbps effective | Memory Clock | 1502 MHz 6 Gbps effective |
Render Config
| 128 | TMUs | 128 x2 |
| 32 | ROPs | 32 x2 |
Board Design
| 275 mm 10.8 inches | Length | 279 mm 11 inches |
| 111 mm 4.4 inches | Width | 111 mm 4.4 inches |
| 38 mm 1.5 inches | Height | 38 mm 1.5 inches |
| 250 W | Thermal design power (TDP) | 300 W |
| 600 W | Suggested PSU | 700 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | 3x DVI 1x mini-DisplayPort |
| 1x 6-pin + 1x 8-pin | Power Connectors | 2x 8-pin |
| C386-37 | Board Number | P2000 |
API support
| 12 (11_1) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |