ATI Mobility Radeon HD 4850 vs ATI Mobility Radeon HD 4850 Mac Edition
What is the difference between ATI Mobility Radeon HD 4850 and ATI Mobility Radeon HD 4850 Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M98 | GPU Name | M98 |
| TeraScale | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 55 nm |
| 956 million | Transistors | 956 million |
| 256 mm² | Die Size | 256 mm² |
Graphics Card
| Jan 9th, 2009 | Release Date | Aug 28th, 2009 |
| M9x (Mobility HD 4800) | Family | M9x (Mobility HD 4800) |
| End-of-life | Production | End-of-life |
| M8x | Predecessor | M8x |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 512 MB |
| GDDR3 | Memory Type | GDDR3 |
| 256 bit | Memory Bus | 256 bit |
| 54.40 GB/s | Bandwidth | 54.40 GB/s |
Performance
| 8.000 GPixel/s | Pixel fillrate | 8.048 GPixel/s |
| 20.00 GTexel/s | Texture fillrate | 20.12 GTexel/s |
| 800.0 GFLOPS | FP32 (float) performance | 804.8 GFLOPS |
| 160.0 GFLOPS (1:5) | FP64 (double) performance | 161.0 GFLOPS (1:5) |
Clock Speeds
| 850 MHz 1700 Mbps effective | Memory Clock | 850 MHz 1700 Mbps effective |
| 500 MHz | GPU Clock | 503 MHz |
Render Config
| 800 | Shading Units | 800 |
| 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
| unknown | Thermal design power (TDP) | unknown |
| No outputs | Display Connectors | No outputs |
API support
| 10.1 (10_1) | DirectX | 10.1 (10_1) |
| 3.3 | OpenGL | 3.3 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 4.1 |