G.SKILL Ripjaws 4 Series 8GB (2 x 4GB) 288-Pin DDR4 SDRAM 2133 (PC4-17000) Memory Kit Model F4-2133C15D-8GRR Brand G.SKILL Series Ripjaws 4 series Model F4-2133C15D-8GRR Type 288-Pin DDR4 SDRAM Capacity 8GB (2 x 4GB) Speed DDR4 2133 (PC4-17000) Cas Latency 15 Timing 15-15-15-35 Voltage 1.2V ECC No Buffered/Registered Unbuffered