ATI Mobility Radeon HD 3850 vs ATI Radeon HD 3850 X3
What is the difference between ATI Mobility Radeon HD 3850 and ATI Radeon HD 3850 X3. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M88 | GPU Name | RV670 |
| 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 | Never Released |
| M8x (Mobility HD 3800) | Family | Radeon R600 (HD 3800) |
| End-of-life | Production | End-of-life |
| M7x | Predecessor | Radeon R500 PCIe |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 512 MB x3 |
| GDDR3 | Memory Type | GDDR3 |
| 256 bit | Memory Bus | 256 bit x3 |
Clock Speeds
| 750 MHz 1500 Mbps effective | Memory Clock | 850 MHz 1700 Mbps effective |
| 580 MHz | GPU Clock | 669 MHz |
Render Config
| 16 | TMUs | 16 x3 |
| 16 | ROPs | 16 x3 |
Board Design
| 35 W | Thermal design power (TDP) | 145 W |
| No outputs | Display Connectors | 4x DVI |
API support
| 10.1 (10_1) | DirectX | 10.1 (10_1) |
| 3.3 | OpenGL | 3.3 (full) 4.0 (partial) |
| N/A | OpenCL | N/A |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 4.1 |