AMD Radeon RX Vega M GL vs AMD Radeon HD 7870 GHz Edition
What is the difference between AMD Radeon RX Vega M GL and AMD Radeon HD 7870 GHz Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Polaris 22 | GPU Name | Pitcairn |
| VegaM XL (D715A714) | Model number | Pitcairn XT (215-0828047) |
| GCN 4.0 | Architecture | GCN 1.0 |
| GlobalFoundries | Foundry | TSMC |
| 14 nm | Process Size | 28 nm |
| 5,000 million | Transistors | 2,800 million |
| 208 mm² | Die Size | 212 mm² |
Graphics Card
| Feb 1st, 2018 | Release Date | Mar 5th, 2012 |
| Vega (Vega M) | Family | Southern Islands (HD 7800) |
| Active | Production | End-of-life |
| IGP | Bus Interface | PCIe 3.0 x16 |
Memory
| 4 GB | Memory Size | 2 GB |
| HBM2 | Memory Type | GDDR5 |
| 1024 bit | Memory Bus | 256 bit |
| 179.2 GB/s | Bandwidth | 153.6 GB/s |
Performance
| 32.35 GPixel/s | Pixel fillrate | 32.00 GPixel/s |
| 80.88 GTexel/s | Texture fillrate | 80.00 GTexel/s |
| 2.588 TFLOPS | FP32 (float) performance | 2.560 TFLOPS |
| 161.8 GFLOPS (1:16) | FP64 (double) performance | 160.0 GFLOPS (1:16) |
Clock Speeds
| 700 MHz 1400 Mbps 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) |
| 1024 KB | L2 Cache | 512 KB |
Board Design
| IGP | Slot Width | Dual-slot |
| 65 W | Thermal design power (TDP) | 175 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 2x mini-DisplayPort |
| D136 | Board Number | C401-47 |
API support
| 12 (12_0) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 2.1 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 6.4 | Shader Model | 5.1 |