G.SKILL 16GB (4 x 4GB) TridentZ Series DDR4 PC4-30900 3866MHz For Intel Z170 Platform Desktop Memory Model F4-3866C18Q-16GTZ Series TridentZ Series , Model F4-3866C18Q-16GTZ Capacity 16GB (4 x 4GB) , Type 288-Pin DDR4 SDRAM , Speed DDR4 3866 (PC4 30900) Cas Latency 18 , Timing 18-22-22-42 , Voltage 1.35V, ECC No, Buffered/Registered Unbuffered Channel Kit Chipset Intel Z170 Platform , Heat Spreader Yes