G.SKILL 8GB (2 x 4GB) TridentZ Series DDR4 PC4-32000 4000MHz Intel Z170 Platform Desktop Memory Model F4-4000C19D-8GTZ Brand G.SKILL Series TridentZ Series Model F4-4000C19D-8GTZ Capacity 8GB (2 x 4GB) Type 288-Pin DDR4 SDRAM Speed DDR4 4000 (PC4 32000) Cas Latency 19 Timing 19-21-21-41 Voltage 1.35V ECC No Buffered/Registered Unbuffered Multi-channel Kit Dual Channel Kit Chipset Intel Z170 Platform Heat Spreader Yes