How to disable nvidia card and use onboard video [Yosemite]

[cmanallen]

I have an Nvidia 750ti which doesn't seem to play nice with Yosemite. Fortunately I have an i5 4690k with HD 4600 integrated graphics chip. How do I disable the Nvidia card and install the correct drivers for the HD4600?

 

[P1LGRIM]

I have an Nvidia 750ti which doesn't seem to play nice with Yosemite. Fortunately I have an i5 4690k with HD 4600 integrated graphics chip. How do I disable the Nvidia card and install the correct drivers for the HD4600?

Please read the Rules :

Profiles need to contain at least your primary system to assist others with helping you

See Stork's guide for the GTX750 :
http://www.tonymacx86.com/graphics/149962-hector-h97n-wifi-i5-4690-16gb-ram-new-gigabyte-750-ti-2gb-graphics-card.html