ASUS B150M-A was chosen as it has no issues with USB ports. USB port count is 14 (back 1xUSB type c, 2xUSB3.0, 2xUSB2.0, internal USB3.0 connector (2 ports), USB2.0 connector (2ports). installation does not require USBinjectAll.kext.
Acknowledgements to:
ammulder Skylake starter guide:
http://www.tonymacx86.com/el-capitan-desktop-guides/179221-skylake-starter-guide.html
Pike R Alpha: Skylake APIC fix:...
[SUCCESS] SKYLAKE El Capitan 10.11.3 ASUS B150M-A 6700K GTX950
Acknowledgements to:
ammulder Skylake starter guide:
http://www.tonymacx86.com/el-capitan-desktop-guides/179221-skylake-starter-guide.html
Pike R Alpha: Skylake APIC fix:...
[SUCCESS] SKYLAKE El Capitan 10.11.3 ASUS B150M-A 6700K GTX950