1- Corsair Vengeance Pro CMY8GX3M2A1866C9 1866Mhz 9-10-9-27 runs @ 1.5V
2- Corsair Vengeance Pro black, CMY8GX3M2B2133C9 2133Mhz 9-11-11-31 runs @ 1.65V
CPU: i7 4770K Heswell
MB : Asus MAXIMUS VI HERO
Both ram available locally for me and price very close I like the 2133 but I am worry from 1.65V
2- Corsair Vengeance Pro black, CMY8GX3M2B2133C9 2133Mhz 9-11-11-31 runs @ 1.65V
CPU: i7 4770K Heswell
MB : Asus MAXIMUS VI HERO
Both ram available locally for me and price very close I like the 2133 but I am worry from 1.65V