NVIDIA GeForce GTX 680M vs AMD Radeon HD 6970
What is the difference between NVIDIA GeForce GTX 680M and AMD Radeon HD 6970. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK104 | GPU Name | Cayman |
| N13E-GTX-A2 | Model number | Cayman XT (215-0807007) |
| Kepler | Architecture | TeraScale 3 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| 3,540 million | Transistors | 2,640 million |
| 294 mm² | Die Size | 389 mm² |
Graphics Card
| Jun 4th, 2012 | Release Date | Dec 14th, 2010 |
| GeForce 600M | Family | Northern Islands (HD 6900) |
| End-of-life | Production | End-of-life |
| GeForce 500M | Predecessor | Evergreen |
| MXM-B (3.0) | Bus Interface | PCIe 2.0 x16 |
Memory
| 4 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 115.2 GB/s | Bandwidth | 176.0 GB/s |
Performance
| 21.22 GPixel/s | Pixel fillrate | 28.16 GPixel/s |
| 84.90 GTexel/s | Texture fillrate | 84.48 GTexel/s |
| 2.038 TFLOPS | FP32 (float) performance | 2.703 TFLOPS |
| 84.90 GFLOPS (1:24) | FP64 (double) performance | 675.8 GFLOPS (1:4) |
Clock Speeds
| 900 MHz 3.6 Gbps effective | Memory Clock | 1375 MHz 5.5 Gbps effective |
Render Config
| 1344 | Shading Units | 1536 |
| 112 | TMUs | 96 |
| 32 | ROPs | 32 |
| 16 KB (per SMX) | L1 Cache | 8 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| MXM Module | Slot Width | Dual-slot |
| 100 W | Thermal design power (TDP) | 250 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 2x mini-DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
| P2051B | Board Number | C200-47 |
API support
| 12 (11_0) | DirectX | 11.2 (11_0) |
| 4.6 | OpenGL | 4.4 |
| 3.0 | OpenCL | 1.2 |
| 1.1 | Vulkan | N/A |
| 5.1 | Shader Model | 5.0 |