Intel Aubrey Isle vs AMD Radeon 550X
What is the difference between Intel Aubrey Isle and AMD Radeon 550X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Knights Ferry | GPU Name | Lexa |
| Knights | Architecture | GCN 4.0 |
| Intel | Foundry | GlobalFoundries |
| 45 nm | Process Size | 14 nm |
| 2,300 million | Transistors | 2,200 million |
| 684 mm² | Die Size | 103 mm² |
Graphics Card
| May 31st, 2010 | Release Date | Mar 27th, 2019 |
| Knights Ferry | Family | Polaris (RX 500X) |
| End-of-life | Production | Active |
| PCIe 2.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 512 bit | Memory Bus | 128 bit |
| 307.2 GB/s | Bandwidth | 112.0 GB/s |
Performance
| 4.800 GPixel/s | Pixel fillrate | 19.49 GPixel/s |
| 38.40 GTexel/s | Texture fillrate | 38.98 GTexel/s |
| 614.4 GFLOPS | FP32 (float) performance | 1,247 GFLOPS |
Clock Speeds
| 1200 MHz 4.8 Gbps effective | Memory Clock | 1750 MHz 7 Gbps effective |
Render Config
| 256 | Shading Units | 512 |
| 32 | TMUs | 32 |
| 4 | ROPs | 16 |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 145 mm 5.7 inches |
| 300 W | Thermal design power (TDP) | 50 W |
| 700 W | Suggested PSU | 250 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 1x DVI 1x HDMI 1x DisplayPort |
| 1x 6-pin + 1x 8-pin | Power Connectors | None |
API support
| 11.1 | DirectX | 12 (12_0) |
| 4.3 | OpenGL | 4.6 |
| 1.2 | OpenCL | 2.1 |
| N/A | Vulkan | 1.2 |
| 5.0 | Shader Model | 6.4 |