AMD Radeon R9 290 vs AMD Radeon RX 580 Mobile
What is the difference between AMD Radeon R9 290 and AMD Radeon RX 580 Mobile. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Hawaii | GPU Name | Polaris 20 |
| Hawaii PRO (215-0852020) | Model number | Polaris 20M XT |
| GCN 2.0 | Architecture | GCN 4.0 |
| TSMC | Foundry | GlobalFoundries |
| 28 nm | Process Size | 14 nm |
| 6,200 million | Transistors | 5,700 million |
| 438 mm² | Die Size | 232 mm² |
Graphics Card
| Nov 5th, 2013 | Release Date | Apr 18th, 2017 |
| Volcanic Islands (R9 200) | Family | Mobility Radeon (RX M500) |
| End-of-life | Production | Active |
| Sea Islands | Predecessor | Crystal System |
| PCIe 3.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 4 GB | Memory Size | 8 GB |
| GDDR5 | Memory Type | GDDR5 |
| 512 bit | Memory Bus | 256 bit |
| 320.0 GB/s | Bandwidth | 256.0 GB/s |
Performance
| 60.61 GPixel/s | Pixel fillrate | 34.46 GPixel/s |
| 151.5 GTexel/s | Texture fillrate | 155.1 GTexel/s |
| 4.849 TFLOPS | FP32 (float) performance | 4.963 TFLOPS |
| 606.1 GFLOPS (1:8) | FP64 (double) performance | 310.2 GFLOPS (1:16) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 2000 MHz 8 Gbps effective |
Render Config
| 2560 | Shading Units | 2304 |
| 160 | TMUs | 144 |
| 64 | ROPs | 32 |
| 40 | Compute Units | 36 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 1024 KB | L2 Cache | 2 MB |
Board Design
| Dual-slot | Slot Width | MXM Module |
| 275 W | Thermal design power (TDP) | 100 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | No outputs |
| 1x 6-pin + 1x 8-pin | Power Connectors | None |
API support
| 12 (12_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 2.0 | OpenCL | 2.1 |
| 1.2 | Vulkan | 1.2 |
| 6.3 | Shader Model | 6.4 |