AMD Radeon HD 7970 X2 vs AMD Radeon RX 540X Mobile
What is the difference between AMD Radeon HD 7970 X2 and AMD Radeon RX 540X Mobile. Find out which graphics card has better performance.
Graphics Processor (GPU)
| New Zealand | GPU Name | Polaris 23 |
| GCN 1.0 | Architecture | GCN 4.0 |
| TSMC | Foundry | GlobalFoundries |
| 28 nm | Process Size | 14 nm |
| 4,313 million | Transistors | 2,200 million |
| 352 mm² | Die Size | 103 mm² |
Graphics Card
| Aug 31st, 2012 | Release Date | Apr 11th, 2018 |
| Southern Islands (HD 7900) | Family | Mobility Radeon (RX M500X) |
| End-of-life | Production | Active |
| Northern Islands | Predecessor | Crystal System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 3 GB x2 | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 384 bit x2 | Memory Bus | 128 bit |
Clock Speeds
| 1375 MHz 5.5 Gbps effective | Memory Clock | 1500 MHz 6 Gbps effective |
Render Config
| 128 x2 | TMUs | 32 |
| 32 x2 | ROPs | 16 |
Board Design
| 500 W | Thermal design power (TDP) | 50 W |
| 2x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | No outputs |
| 3x 8-pin | Power Connectors | None |
API support
| 12 (11_1) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 2.1 |
| 1.2 | Vulkan | 1.2 |
| 5.1 | Shader Model | 6.4 |