NVIDIA GeForce 830M vs ATI Mobility Radeon HD 4870 X2
What is the difference between NVIDIA GeForce 830M and ATI Mobility Radeon HD 4870 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM108 | GPU Name | M98 |
| Maxwell | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 55 nm |
| unknown | Transistors | 956 million |
| unknown | Die Size | 256 mm² |
Graphics Card
| Mar 12th, 2014 | Release Date | Jan 9th, 2009 |
| GeForce 800M | Family | M9x (Mobility HD 4800) |
| End-of-life | Production | End-of-life |
| GeForce 700M | Predecessor | M8x |
| PCIe 3.0 x8 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB x2 |
| DDR3 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 700 MHz 2.8 Gbps effective |
Render Config
| 16 | TMUs | 40 x2 |
| 8 | ROPs | 16 x2 |
Board Design
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 10.1 (10_1) |
| 4.6 | OpenGL | 3.3 |
| 3.0 | OpenCL | 1.1 |
| 1.1 | Vulkan | N/A |
| 5.1 | Shader Model | 4.1 |