NVIDIA Quadro K2100M (dedicated GPU). Dedicated GPU nVIDIA Quadro K2100M. Graphics feature are DirectX 12, OpenGL 4.6, OpenCL 3.0, Vulkan 1.2.175, CUDA 3.0 and Shader Model 6.5 (5.1). The Lenovo ThinkPad W540 supports a maximum external display resolution of UHD 3840x2160 a/k/a 4K at 60Hz via the Mini DisplayPort (mDP) and using an appropriate mDP to DP cable/cord; this is the maximum resolution for this laptop.
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