Intel Xeon Phi 7120X vs AMD Radeon R9 270X
What is the difference between Intel Xeon Phi 7120X and AMD Radeon R9 270X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Knights Corner | GPU Name | Curacao |
| Knights | Architecture | GCN 1.0 |
| Intel | Foundry | TSMC |
| 22 nm | Process Size | 28 nm |
| 5,000 million | Transistors | 2,800 million |
| 350 mm² | Die Size | 212 mm² |
Graphics Card
| Jun 17th, 2013 | Release Date | Oct 8th, 2013 |
| Knights Corner (x100) | Family | Volcanic Islands (R9 200) |
| End-of-life | Production | End-of-life |
| 4,129 USD | Launch Price | 199 USD |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 16 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 512 bit | Memory Bus | 256 bit |
| 352.0 GB/s | Bandwidth | 179.2 GB/s |
Performance
| 81.31 GPixel/s | Pixel fillrate | 33.60 GPixel/s |
| 81.31 GTexel/s | Texture fillrate | 84.00 GTexel/s |
| 650.5 GFLOPS | FP32 (float) performance | 2.688 TFLOPS |
Clock Speeds
| 1238 MHz | Base Clock | 1000 MHz |
| 1333 MHz | Boost Clock | 1050 MHz |
| 1375 MHz 5.5 Gbps effective | Memory Clock | 1400 MHz 5.6 Gbps effective |
Render Config
| 244 | Shading Units | 1280 |
| 61 | TMUs | 80 |
| 61 | ROPs | 32 |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 248 mm 9.8 inches | Length | 241 mm 9.5 inches |
| 300 W | Thermal design power (TDP) | 180 W |
| 700 W | Suggested PSU | 450 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
API support
| 11.1 | DirectX | 12 (11_1) |
| 4.3 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.2 |
| N/A | Vulkan | 1.2 |
| 5.0 | Shader Model | 5.1 |