Intel Xeon Phi 7120P vs NVIDIA GeForce GTX 660
What is the difference between Intel Xeon Phi 7120P and NVIDIA GeForce GTX 660. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Knights Corner | GPU Name | GK106 |
| Knights | Architecture | Kepler |
| Intel | Foundry | TSMC |
| 22 nm | Process Size | 28 nm |
| 5,000 million | Transistors | 2,540 million |
| 350 mm² | Die Size | 221 mm² |
Graphics Card
| Jun 17th, 2013 | Release Date | Sep 6th, 2012 |
| Knights Corner (x100) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| 4,129 USD | Launch Price | 229 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 | 192 bit |
| 352.0 GB/s | Bandwidth | 144.2 GB/s |
Performance
| 81.31 GPixel/s | Pixel fillrate | 20.64 GPixel/s |
| 81.31 GTexel/s | Texture fillrate | 82.56 GTexel/s |
| 650.5 GFLOPS | FP32 (float) performance | 1.981 TFLOPS |
Clock Speeds
| 1238 MHz | Base Clock | 980 MHz |
| 1333 MHz | Boost Clock | 1032 MHz |
| 1375 MHz 5.5 Gbps effective | Memory Clock | 1502 MHz 6 Gbps effective |
Render Config
| 244 | Shading Units | 960 |
| 61 | TMUs | 80 |
| 61 | ROPs | 24 |
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) | 140 W |
| 700 W | Suggested PSU | 300 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
API support
| 11.1 | DirectX | 12 (11_0) |
| 4.3 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| N/A | Vulkan | 1.1 |
| 5.0 | Shader Model | 5.1 |