ATI Radeon HD 5670 640SP Edition vs NVIDIA Tesla D870
What is the difference between ATI Radeon HD 5670 640SP Edition and NVIDIA Tesla D870. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Juniper | GPU Name | G80 |
| TeraScale 2 | Architecture | Tesla |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 90 nm |
| 1,040 million | Transistors | 681 million |
| 166 mm² | Die Size | 484 mm² |
Graphics Card
| Jul 18th, 2010 | Release Date | May 2nd, 2007 |
| Evergreen (HD 5600) | Family | Tesla (x8xx) |
| End-of-life | Production | End-of-life |
| 119 USD | Launch Price | 7,499 USD |
| PCIe 2.0 x16 | Bus Interface | PCIe 1.0 x16 |
Memory
| 512 MB | Memory Size | 1536 MB x2 |
| GDDR5 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 384 bit x2 |
Clock Speeds
| 1000 MHz 4 Gbps effective | Memory Clock | 800 MHz 1600 Mbps effective |
| 750 MHz | GPU Clock | 600 MHz |
Render Config
| 32 | TMUs | 32 x2 |
| 8 | ROPs | 24 x2 |
Board Design
| 64 W | Thermal design power (TDP) | 520 W |
| 250 W | Suggested PSU | 900 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | No outputs |
API support
| 11.2 (11_0) | DirectX | 11.1 (10_0) |
| 4.4 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 (1.0) |
| N/A | Vulkan | N/A |
| 5.0 | Shader Model | 4.0 |