best memory to use

[markyboy156]

hi

 

all i have decided to use a asus rog maximus ix apex with i7700k with thermaltake water 3.0 ultimate liquid cooler 960 evo 500gb ssd and a wd blue 6tb hard drive

 

my question is what would be the very best memory to use with this setup the g skill f4 -3866c18qu-32gtz or g skill 4266 c19-19 non rgb for overclocking ability

[willemc700]

If you dont wanna bin i would say 4266.