AMD Radeon R7 M340 vs AMD Radeon R8 M445DX
What is the difference between AMD Radeon R7 M340 and AMD Radeon R8 M445DX. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Opal | GPU Name | Meso |
| Opal PRO | Model number | Meso PRO (216-0864032) |
| GCN 1.0 | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 950 million | Transistors | 1,550 million |
| 77 mm² | Die Size | 125 mm² |
Graphics Card
| Dec 6th, 2015 | Release Date | May 15th, 2016 |
| Crystal System (R7 M300) | Family | Crystal System (Rx M400) |
| Active | Production | Active |
| PCIe 3.0 x8 | Bus Interface | IGP |
Memory
| 1024 MB | Memory Size | System Shared |
| DDR3 | Memory Type | System Shared |
| 64 bit | Memory Bus | System Shared |
| 16.00 GB/s | Bandwidth | System Dependent |
Performance
| 5.720 GPixel/s | Pixel fillrate | 8.168 GPixel/s |
| 17.16 GTexel/s | Texture fillrate | 20.42 GTexel/s |
| 549.1 GFLOPS | FP32 (float) performance | 653.4 GFLOPS |
| 34.32 GFLOPS (1:16) | FP64 (double) performance | 40.84 GFLOPS (1:16) |
Clock Speeds
| 620 MHz | Base Clock | 780 MHz |
| 715 MHz | Boost Clock | 1021 MHz |
| 1000 MHz 2 Gbps effective | Memory Clock | System Shared |
Render Config
| 384 | Shading Units | 320 |
| 24 | TMUs | 20 |
| 8 | ROPs | 8 |
| 6 | Compute Units | 5 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 128 KB |
Board Design
| unknown | Thermal design power (TDP) | unknown |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_1) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 2.0 |
| 1.2 | Vulkan | 1.2 |
| 5.1 | Shader Model | 6.0 |