G.SKILL NS Series 8GB 288-Pin DDR4 SDRAM DDR4 2133 (PC4 17000) Intel Z170 Platform / Intel X99 Platform Memory Kit Model F4-2133C15S-8GNS Cas Latency: 15 Voltage: 1.2V Timing: 15-15-15-35 Recommend Use: High Performance or Gaming Memory Buffered/Registered: Unbuffered Color: Black Features: Extreme performance DDR4 memory designed for gaming and PC enthusiasts Optimized compatibility with Intel X99 and 100-series motherboards 1.2V ultra low voltage