AMD Radeon HD 8970M vs AMD Radeon R9 M290X
What is the difference between AMD Radeon HD 8970M and AMD Radeon R9 M290X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Neptune | GPU Name | Neptune |
| Neptune XT (216-0847000) | Model number | Neptune XT (216-0847000) |
| GCN 1.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 2,800 million | Transistors | 2,800 million |
| 212 mm² | Die Size | 212 mm² |
Graphics Card
| May 14th, 2013 | Release Date | Jan 9th, 2014 |
| Solar System (HD 8900M) | Family | Crystal System (R9 M200) |
| End-of-life | Production | End-of-life |
| London | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 4 GB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 153.6 GB/s | Bandwidth | 153.6 GB/s |
Performance
| 28.80 GPixel/s | Pixel fillrate | 28.80 GPixel/s |
| 72.00 GTexel/s | Texture fillrate | 72.00 GTexel/s |
| 2.304 TFLOPS | FP32 (float) performance | 2.304 TFLOPS |
| 144.0 GFLOPS (1:16) | FP64 (double) performance | 144.0 GFLOPS (1:16) |
Clock Speeds
| 850 MHz | Base Clock | 850 MHz |
| 900 MHz | Boost Clock | 900 MHz |
| 1200 MHz 4.8 Gbps effective | Memory Clock | 1200 MHz 4.8 Gbps effective |
Render Config
| 1280 | Shading Units | 1280 |
| 80 | TMUs | 80 |
| 32 | ROPs | 32 |
| 20 | Compute Units | 20 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| MXM Module | Slot Width | MXM Module |
| 100 W | Thermal design power (TDP) | 100 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_1) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 5.1 | Shader Model | 5.1 |