AMD Radeon HD 7850M vs AMD Radeon R7 M465
What is the difference between AMD Radeon HD 7850M and AMD Radeon R7 M465. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Heathrow | GPU Name | Litho |
| Heathrow PRO | Model number | Litho XT |
| GCN 1.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,500 million | Transistors | 690 million |
| 123 mm² | Die Size | 56 mm² |
Graphics Card
| Apr 24th, 2012 | Release Date | May 15th, 2016 |
| London (HD 7800M) | Family | Crystal System (R7 M400) |
| End-of-life | Production | Active |
| Vancouver | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 128 bit |
| 64.00 GB/s | Bandwidth | 64.00 GB/s |
Performance
| 10.80 GPixel/s | Pixel fillrate | 7.680 GPixel/s |
| 27.00 GTexel/s | Texture fillrate | 23.04 GTexel/s |
| 864.0 GFLOPS | FP32 (float) performance | 737.3 GFLOPS |
| 54.00 GFLOPS (1:16) | FP64 (double) performance | 46.08 GFLOPS (1:16) |
Clock Speeds
| 1000 MHz 4 Gbps effective | Memory Clock | 1000 MHz 4 Gbps effective |
Render Config
| 640 | Shading Units | 384 |
| 40 | TMUs | 24 |
| 16 | ROPs | 8 |
| 10 | Compute Units | 6 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| 40 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 |