AMD Radeon HD 7970 GHz Edition vs NVIDIA GeForce GTX 980 Mobile
What is the difference between AMD Radeon HD 7970 GHz Edition and NVIDIA GeForce GTX 980 Mobile. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Tahiti | GPU Name | GM204 |
| Tahiti XT2 (215-0821065) | Model number | N16E-GXX-A1 |
| GCN 1.0 | Architecture | Maxwell 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 4,313 million | Transistors | 5,200 million |
| 352 mm² | Die Size | 398 mm² |
Graphics Card
| Jun 22nd, 2012 | Release Date | Sep 21st, 2015 |
| Southern Islands (HD 7900) | Family | GeForce 900M |
| End-of-life | Production | Active |
| Northern Islands | Predecessor | GeForce 800M |
| PCIe 3.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 3 GB | Memory Size | 8 GB |
| GDDR5 | Memory Type | GDDR5 |
| 384 bit | Memory Bus | 256 bit |
| 288.0 GB/s | Bandwidth | 224.4 GB/s |
Performance
| 33.60 GPixel/s | Pixel fillrate | 68.10 GPixel/s |
| 134.4 GTexel/s | Texture fillrate | 136.2 GTexel/s |
| 4.301 TFLOPS | FP32 (float) performance | 4.358 TFLOPS |
| 1,075 GFLOPS (1:4) | FP64 (double) performance | 136.2 GFLOPS (1:32) |
Clock Speeds
| 1500 MHz 6 Gbps effective | Memory Clock | 1753 MHz 7 Gbps effective |
Render Config
| 2048 | Shading Units | 2048 |
| 128 | TMUs | 128 |
| 32 | ROPs | 64 |
| 16 KB (per CU) | L1 Cache | 48 KB (per SMM) |
| 768 KB | L2 Cache | 2 MB |
Board Design
| Dual-slot | Slot Width | MXM Module |
| 300 W | Thermal design power (TDP) | unknown |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | No outputs |
| 1x 6-pin + 1x 8-pin | Power Connectors | None |
API support
| 12 (11_1) | DirectX | 12 (12_1) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.1 |
| 5.1 | Shader Model | 6.4 |