ATI Mobility Radeon HD 3870 vs ATI Radeon HD 5570
What is the difference between ATI Mobility Radeon HD 3870 and ATI Radeon HD 5570. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M88 | GPU Name | Pinewood |
| TeraScale | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 40 nm |
| 666 million | Transistors | 627 million |
| 192 mm² | Die Size | 104 mm² |
Graphics Card
| Jun 4th, 2008 | Release Date | Feb 9th, 2010 |
| M8x (Mobility HD 3800) | Family | Evergreen (HD 5500) |
| End-of-life | Production | End-of-life |
| M7x | Predecessor | Radeon R700 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 1024 MB |
| GDDR3 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 128 bit |
| 54.40 GB/s | Bandwidth | 51.20 GB/s |
Performance
| 10.56 GPixel/s | Pixel fillrate | 5.000 GPixel/s |
| 10.56 GTexel/s | Texture fillrate | 12.50 GTexel/s |
| 422.4 GFLOPS | FP32 (float) performance | 500.0 GFLOPS |
Clock Speeds
| 850 MHz 1700 Mbps effective | Memory Clock | 800 MHz 3.2 Gbps effective |
| 660 MHz | GPU Clock | 625 MHz |
Render Config
| 320 | Shading Units | 400 |
| 16 | TMUs | 20 |
| 16 | ROPs | 8 |
| 4 | Compute Units | 5 |
| 256 KB | L2 Cache | 256 KB |
Board Design
| 55 W | Thermal design power (TDP) | 39 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 1x VGA |
API support
| 10.1 (10_1) | DirectX | 11.2 (11_0) |
| 3.3 | OpenGL | 4.4 |
| N/A | OpenCL | 1.2 |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 5.0 |