[jo@Mandy ~]$ inxi -G
Graphics: Device-1: NVIDIA GM204M [GeForce GTX 970M] driver: nvidia v: 440.64
Display: x11 server: OpenMandriva X.org 1.20.7 driver: nvidia
unloaded: fbdev,modesetting,vesa resolution: 1920x1080~75Hz
OpenGL: renderer: GeForce GTX 970M/PCIe/SSE2 v: 4.6.0 NVIDIA 440.64
Wow!
Only 2 packages, must be a dozen or more to install Nvidia in Debian. Anyway, installed quick and works great so far with the above card.