Memory Type DDR4Capacity 16GB (8GBx2)Multi-Channel Kit Dual Channel KitTested Speed 4000MHzTested Latency 18-22-22-42Tested Voltage 1.35VRegistered/Unbuffered UnbufferedError Checking Non-ECCSPD Speed 2133MHzSPD Voltage 1.20VFan Included NoWarranty Limited LifetimeFeatures Intel XMP 2.0 (Extreme Memory Profile) Ready