NVIDIA GeForce MX450 30.5W 8Gbps vs AMD Radeon HD 7970M
What is the difference between NVIDIA GeForce MX450 30.5W 8Gbps and AMD Radeon HD 7970M. Find out which graphics card has better performance.
Graphics Processor (GPU)
| TU117 | GPU Name | Wimbledon |
| Turing | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 12 nm | Process Size | 28 nm |
| 4,700 million | Transistors | 2,800 million |
| 200 mm² | Die Size | 212 mm² |
Graphics Card
| Aug 25th, 2020 | Release Date | Apr 24th, 2012 |
| GeForce MX (4xx) | Family | London (HD 7900M) |
| Active | Production | End-of-life |
| PCIe 4.0 x4 | Bus Interface | MXM-B (3.0) |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 256 bit |
| 64.00 GB/s | Bandwidth | 153.6 GB/s |
Performance
| 40.80 GPixel/s | Pixel fillrate | 27.20 GPixel/s |
| 71.40 GTexel/s | Texture fillrate | 68.00 GTexel/s |
| 2.285 TFLOPS | FP32 (float) performance | 2.176 TFLOPS |
| 71.40 GFLOPS (1:32) | FP64 (double) performance | 136.0 GFLOPS (1:16) |
Clock Speeds
| 2000 MHz 8 Gbps effective | Memory Clock | 1200 MHz 4.8 Gbps effective |
Render Config
| 896 | Shading Units | 1280 |
| 56 | TMUs | 80 |
| 32 | ROPs | 32 |
| 64 KB (per SM) | L1 Cache | 16 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| 31 W | Thermal design power (TDP) | 100 W |
| No outputs | Display Connectors | No outputs |
| None | Power Connectors | None |
API support
| 12 (12_1) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 6.6 | Shader Model | 5.1 |