G.SKILL 8GB (2 x 4GB) TridentZ Series DDR4 PC4-30900 3866MHz for Intel Z170 Platform Desktop Memory Model F4-3866C18D-8GTZ Brand G.SKILL, Series TridentZ Series, Model F4-3866C18D-8GTZ Capacity 8GB (2 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, Multi-channel Kit Dual Channel Kit, Chipset Intel Z170 Platform, Heat Spreader Yes