G.Skill Ripjaws 4 Series 8GB (2 x 4GB) 288-Pin DDR4 SDRAM 2800 (PC4 22400) Extreme Performance Memory F4-2800C16D-8GRR Capacity 8GB (2 x 4GB), Type 288-Pin DDR4 SDRAM ,Speed DDR4 2800 (PC4 22400) Cas Latency 16, Timing 16-16-16-36, Voltage 1.2V ECC No, Buffered/Registered Unbuffered, Multi-channel Kit Dual Channel Kit Chipset Intel X99 Platform, Heat Spreader Stylish Aluminum