AMD Radeon E9390 PCIe vs AMD Radeon R9 M395X Mac Edition
What is the difference between AMD Radeon E9390 PCIe and AMD Radeon R9 M395X Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Ellesmere | GPU Name | Amethyst |
| GCN 4.0 | Architecture | GCN 3.0 |
| GlobalFoundries | Foundry | TSMC |
| 14 nm | Process Size | 28 nm |
| 5,700 million | Transistors | 5,000 million |
| 232 mm² | Die Size | 366 mm² |
Graphics Card
| Oct 15th, 2019 | Release Date | May 5th, 2015 |
| Embedded (9000) | Family | Crystal System (R9 M300) |
| Active | Production | Active |
| PCIe 3.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 8 GB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 160.0 GB/s | Bandwidth | 174.7 GB/s |
Performance
| 34.85 GPixel/s | Pixel fillrate | 29.09 GPixel/s |
| 122.0 GTexel/s | Texture fillrate | 116.4 GTexel/s |
| 3.903 TFLOPS (1:1) | FP16 (half) performance | 3.723 TFLOPS (1:1) |
| 3.903 TFLOPS | FP32 (float) performance | 3.723 TFLOPS |
| 243.9 GFLOPS (1:16) | FP64 (double) performance | 232.7 GFLOPS (1:16) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 1365 MHz 5.5 Gbps effective |
Render Config
| 1792 | Shading Units | 2048 |
| 112 | TMUs | 128 |
| 32 | ROPs | 32 |
| 28 | Compute Units | 32 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 2 MB | L2 Cache | 512 KB |
Board Design
| Single-slot | Slot Width | MXM Module |
| 75 W | Thermal design power (TDP) | 250 W |
| 4x DisplayPort | Display Connectors | No outputs |
| None | Power Connectors | None |
API support
| 12 (12_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 2.1 | OpenCL | 2.0 |
| 1.2 | Vulkan | 1.2 |
| 6.4 | Shader Model | 6.3 |