DirectX 11.1 (feature level 11_1), OpenGL 4.4, and OpenCL 1.2 Gaming and Benchmarks
An automatic graphics switching feature similar to NVIDIA Optimus , it seamlessly transitions between integrated and discrete graphics to save battery. amd radeon hd 8500m series
An interesting footnote in hardware history regarding the 8000M series is the confusion surrounding rebranding. DirectX 11
Supports both DDR3 (cheaper, lower performance) and GDDR5 (faster) configurations. Key Performance Features DirectX 11.1 (feature level 11_1)