ATI Radeon HD 4860 vs AMD Radeon R5 M445
What is the difference between ATI Radeon HD 4860 and AMD Radeon R5 M445. Find out which graphics card has better performance.
Graphics Processor (GPU)
| RV790 | GPU Name | Meso |
| RV790 GT | Model number | Meso XT (216-0867030) |
| TeraScale | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 28 nm |
| 959 million | Transistors | 1,550 million |
| 282 mm² | Die Size | 125 mm² |
Graphics Card
| Sep 9th, 2009 | Release Date | 2016 |
| Radeon R700 (HD 4800) | Family | Crystal System (R5 M400) |
| End-of-life | Production | End-of-life |
| Radeon R600 | Predecessor | Solar System |
| PCIe 2.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 512 MB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 64 bit |
| 96.00 GB/s | Bandwidth | 32.00 GB/s |
Performance
| 11.20 GPixel/s | Pixel fillrate | 7.360 GPixel/s |
| 22.40 GTexel/s | Texture fillrate | 22.08 GTexel/s |
| 896.0 GFLOPS | FP32 (float) performance | 706.6 GFLOPS |
Clock Speeds
| 750 MHz 3 Gbps effective | Memory Clock | 1000 MHz 4 Gbps effective |
| 700 MHz | GPU Clock | 920 MHz |
Render Config
| 640 | Shading Units | 384 |
| 32 | TMUs | 24 |
| 16 | ROPs | 8 |
| 8 | Compute Units | 6 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 128 KB |
Board Design
| 130 W | Thermal design power (TDP) | unknown |
| 2x DVI 1x S-Video | 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 |