M10 and Hyper-V without GRID software license for RemoteFX vGPU for RDS?

Do i need GRID2 software license for a Tesla M10 to be used as vGPU with RemoteFX for a Windows Server 2016 Remote Desktop server as virtual machine on Hyper-V? Or does RemoteFX work without the Grid software?
(We do not use VMware and do not need DDA or passthrough)