coprocmanager=co processor manager=NVIDIA Optimus.The folder contains the necessary dll's for Optimus to work properly.It's important for laptops with NVIDIA dGPU/eGPU.Not relevant in desktop environment. NvFBCPlugin=related to video capture/streaming(encoder) Found this info on the web: "Q6) When should NvFBC and NvIFR be used? A6) NvIFR is the preferred solution to capture the video output of one specific application. NvFBC is better for remote desktop applications. For a more detailed explanation of the differences, please refer to the “Amazon G2 Instance Getting Started Guide” included with the SDK."