AMD Radeon R7 250X vs NVIDIA Tesla C870
What is the difference between AMD Radeon R7 250X and NVIDIA Tesla C870. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Cape Verde | GPU Name | G80 |
| GCN 1.0 | Architecture | Tesla |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 90 nm |
| 1,500 million | Transistors | 681 million |
| 123 mm² | Die Size | 484 mm² |
Graphics Card
| Feb 13th, 2014 | Release Date | May 2nd, 2007 |
| Volcanic Islands (R7 200) | Family | Tesla (x8xx) |
| End-of-life | Production | End-of-life |
| 99 USD | Launch Price | 1,499 USD |
| PCIe 3.0 x16 | Bus Interface | PCIe 1.0 x16 |
Memory
| 1024 MB | Memory Size | 1536 MB |
| GDDR5 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 384 bit |
| 72.00 GB/s | Bandwidth | 76.80 GB/s |
Performance
| 15.20 GPixel/s | Pixel fillrate | 14.40 GPixel/s |
| 38.00 GTexel/s | Texture fillrate | 38.40 GTexel/s |
| 1,216 GFLOPS | FP32 (float) performance | 345.6 GFLOPS |
Clock Speeds
| 1125 MHz 4.5 Gbps effective | Memory Clock | 800 MHz 1600 Mbps effective |
| 950 MHz | GPU Clock | 600 MHz |
Render Config
| 640 | Shading Units | 128 |
| 40 | TMUs | 32 |
| 16 | ROPs | 24 |
| 256 KB | L2 Cache | 96 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 80 W | Thermal design power (TDP) | 171 W |
| 250 W | Suggested PSU | 450 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | No outputs |
| 1x 6-pin | Power Connectors | 2x 6-pin |
| C441, C698 | Board Number | P357 |
API support
| 12 (11_1) | DirectX | 11.1 (10_0) |
| 4.6 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 (1.0) |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 4.0 |