NVIDIA GeForce 845M vs AMD Radeon HD 6850 X2
What is the difference between NVIDIA GeForce 845M and AMD Radeon HD 6850 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM108 | GPU Name | Barts |
| Maxwell | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| unknown | Transistors | 1,700 million |
| unknown | Die Size | 255 mm² |
Graphics Card
| Aug 26th, 2015 | Release Date | Sep 19th, 2011 |
| GeForce 800M | Family | Northern Islands (HD 6800) |
| Active | Production | End-of-life |
| GeForce 700M | Predecessor | Evergreen |
| PCIe 3.0 x8 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB x2 |
| GDDR5 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 1253 MHz 5 Gbps effective | Memory Clock | 1050 MHz 4.2 Gbps effective |
Render Config
| 32 | TMUs | 48 x2 |
| 16 | ROPs | 32 x2 |
Board Design
| 33 W | Thermal design power (TDP) | 254 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
API support
| 12 (11_0) | DirectX | 11.2 (11_0) |
| 4.6 | OpenGL | 4.4 |
| 3.0 | OpenCL | 1.2 |
| 1.1 | Vulkan | N/A |
| 5.1 | Shader Model | 5.0 |