asus z270-k ( prime ) atx lga1151 motherboard

[avalon096]

Will this motherboard work 100% with the intel Core i7 7700k 4.2ghz quad core kaby lake And windows 10 pro

 

[Seanie280672]

Will this motherboard work 100% with the intel Core i7 7700k 4.2ghz quad core kaby lake And windows 10 pro

Yes, its Z170 you need to worry about, Z270 supports it out of the box.