ATI Mobility Radeon HD 3850 X2 vs ATI Mobility Radeon HD 3870 X2
What is the difference between ATI Mobility Radeon HD 3850 X2 and ATI Mobility Radeon HD 3870 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M88 | GPU Name | M88 |
| TeraScale | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 55 nm |
| 666 million | Transistors | 666 million |
| 192 mm² | Die Size | 192 mm² |
Graphics Card
| Jun 4th, 2008 | Release Date | Sep 1st, 2008 |
| M8x (Mobility HD 3800) | Family | M8x (Mobility HD 3800) |
| End-of-life | Production | End-of-life |
| M7x | Predecessor | M7x |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB x2 | Memory Size | 512 MB x2 |
| GDDR3 | Memory Type | GDDR3 |
| 256 bit x2 | Memory Bus | 256 bit x2 |
Clock Speeds
| 750 MHz 1500 Mbps effective | Memory Clock | 850 MHz 1700 Mbps effective |
| 580 MHz | GPU Clock | 660 MHz |
Render Config
| 16 x2 | TMUs | 16 x2 |
| 16 x2 | ROPs | 16 x2 |
Board Design
| No outputs | Display Connectors | No outputs |
API support
| 10.1 (10_1) | DirectX | 10.1 (10_1) |
| 3.3 | OpenGL | 3.3 |
| N/A | OpenCL | N/A |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 4.1 |