Cemu 1.4.1 (WiiU emu).New Super Mario Bros U and more now play great! some at 60FPS!.

[JRPGfan]

System requirements

Windows 7 (x64) or above
OpenGL 4.0 (4.5 is used if available)
RAM: 4 GB minimum, 6 GB or more recommended

Not that bad :)
I might give this a try at some point see how it runs games.