AMD Radeon HD 7870M vs AMD Radeon R9 M370X Mac Edition
What is the difference between AMD Radeon HD 7870M and AMD Radeon R9 M370X Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Heathrow | GPU Name | Tropo |
| Heathrow XT (216-0835033) | Model number | Tropo XT |
| GCN 1.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,500 million | Transistors | 1,500 million |
| 123 mm² | Die Size | 123 mm² |
Graphics Card
| Apr 24th, 2012 | Release Date | May 5th, 2015 |
| London (HD 7800M) | Family | Crystal System (R9 M300) |
| End-of-life | Production | Active |
| Vancouver | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 128 bit |
| 64.00 GB/s | Bandwidth | 72.00 GB/s |
Performance
| 12.80 GPixel/s | Pixel fillrate | 12.80 GPixel/s |
| 32.00 GTexel/s | Texture fillrate | 32.00 GTexel/s |
| 1,024 GFLOPS | FP32 (float) performance | 1,024 GFLOPS |
| 64.00 GFLOPS (1:16) | FP64 (double) performance | 64.00 GFLOPS (1:16) |
Clock Speeds
| 1000 MHz 4 Gbps effective | Memory Clock | 1125 MHz 4.5 Gbps effective |
Render Config
| 640 | Shading Units | 640 |
| 40 | TMUs | 40 |
| 16 | ROPs | 16 |
| 10 | Compute Units | 10 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| 45 W | Thermal design power (TDP) | unknown |
| 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 |