AMD Radeon RX 470D vs AMD Radeon R9 390 X2
What is the difference between AMD Radeon RX 470D and AMD Radeon R9 390 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Ellesmere | GPU Name | Grenada |
| Polaris 10 PROD | Model number | Grenada PRO (215-0880030) |
| GCN 4.0 | Architecture | GCN 2.0 |
| GlobalFoundries | Foundry | TSMC |
| 14 nm | Process Size | 28 nm |
| 5,700 million | Transistors | 6,200 million |
| 232 mm² | Die Size | 438 mm² |
Graphics Card
| Oct 21st, 2016 | Release Date | Sep 3rd, 2015 |
| Arctic Islands (RX 400) | Family | Pirate Islands (R9 300) |
| Active | Production | Active |
| Pirate Islands | Predecessor | Volcanic Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 4 GB | Memory Size | 8 GB x2 |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 512 bit x2 |
Clock Speeds
| 1650 MHz 6.6 Gbps effective | Memory Clock | 1350 MHz 5.4 Gbps effective |
Render Config
| 112 | TMUs | 160 x2 |
| 32 | ROPs | 64 x2 |
Board Design
| 120 W | Thermal design power (TDP) | 580 W |
| 300 W | Suggested PSU | 950 W |
| 1x HDMI 3x DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 1x 6-pin | Power Connectors | 4x 8-pin |
| D000-03 | Board Number | C671 |
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 |