Intel Aubrey Isle vs AMD Radeon R7 250X
What is the difference between Intel Aubrey Isle and AMD Radeon R7 250X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Knights Ferry | GPU Name | Cape Verde |
| Knights | Architecture | GCN 1.0 |
| Intel | Foundry | TSMC |
| 45 nm | Process Size | 28 nm |
| 2,300 million | Transistors | 1,500 million |
| 684 mm² | Die Size | 123 mm² |
Graphics Card
| May 31st, 2010 | Release Date | Feb 13th, 2014 |
| Knights Ferry | Family | Volcanic Islands (R7 200) |
| End-of-life | Production | End-of-life |
| PCIe 2.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | GDDR5 |
| 512 bit | Memory Bus | 128 bit |
| 307.2 GB/s | Bandwidth | 72.00 GB/s |
Performance
| 4.800 GPixel/s | Pixel fillrate | 15.20 GPixel/s |
| 38.40 GTexel/s | Texture fillrate | 38.00 GTexel/s |
| 614.4 GFLOPS | FP32 (float) performance | 1,216 GFLOPS |
Clock Speeds
| 1200 MHz 4.8 Gbps effective | Memory Clock | 1125 MHz 4.5 Gbps effective |
| 1200 MHz | GPU Clock | 950 MHz |
Render Config
| 256 | Shading Units | 640 |
| 32 | TMUs | 40 |
| 4 | ROPs | 16 |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 210 mm 8.3 inches |
| 300 W | Thermal design power (TDP) | 80 W |
| 700 W | Suggested PSU | 250 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 1x DVI 1x HDMI 2x mini-DisplayPort |
| 1x 6-pin + 1x 8-pin | Power Connectors | 1x 6-pin |
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 |