AMD Radeon HD 8570 OEM vs ATI Mobility Radeon HD 4870 X2
What is the difference between AMD Radeon HD 8570 OEM and ATI Mobility Radeon HD 4870 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Oland | GPU Name | M98 |
| GCN 1.0 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 55 nm |
| 950 million | Transistors | 956 million |
| 77 mm² | Die Size | 256 mm² |
Graphics Card
| Jan 8th, 2013 | Release Date | Jan 9th, 2009 |
| Sea Islands (HD 8500) | Family | M9x (Mobility HD 4800) |
| End-of-life | Production | End-of-life |
| Southern Islands | Predecessor | M8x |
| PCIe 3.0 x8 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB x2 |
| GDDR3 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 700 MHz 2.8 Gbps effective |
Render Config
| 24 | TMUs | 40 x2 |
| 8 | ROPs | 16 x2 |
Board Design
| 1x DVI 1x HDMI 1x VGA | Display Connectors | No outputs |
API support
| 12 (11_1) | DirectX | 10.1 (10_1) |
| 4.6 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 4.1 |