ATI Mobility Radeon HD 4850 Mac Edition vs AMD Radeon R8 M445DX
What is the difference between ATI Mobility Radeon HD 4850 Mac Edition and AMD Radeon R8 M445DX. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M98 | GPU Name | Meso |
| TeraScale | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 28 nm |
| 956 million | Transistors | 1,550 million |
| 256 mm² | Die Size | 125 mm² |
Graphics Card
| Aug 28th, 2009 | Release Date | May 15th, 2016 |
| M9x (Mobility HD 4800) | Family | Crystal System (Rx M400) |
| End-of-life | Production | Active |
| PCIe 2.0 x16 | Bus Interface | IGP |
Memory
| 512 MB | Memory Size | System Shared |
| GDDR3 | Memory Type | System Shared |
| 256 bit | Memory Bus | System Shared |
| 54.40 GB/s | Bandwidth | System Dependent |
Performance
| 8.048 GPixel/s | Pixel fillrate | 8.168 GPixel/s |
| 20.12 GTexel/s | Texture fillrate | 20.42 GTexel/s |
| 804.8 GFLOPS | FP32 (float) performance | 653.4 GFLOPS |
| 161.0 GFLOPS (1:5) | FP64 (double) performance | 40.84 GFLOPS (1:16) |
Clock Speeds
| 850 MHz 1700 Mbps effective | Memory Clock | System Shared |
Render Config
| 800 | Shading Units | 320 |
| 40 | TMUs | 20 |
| 16 | ROPs | 8 |
| 10 | 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
| 10.1 (10_1) | DirectX | 12 (12_0) |
| 3.3 | OpenGL | 4.6 |
| 1.1 | OpenCL | 2.0 |
| N/A | Vulkan | 1.2 |
| 4.1 | Shader Model | 6.0 |