Patriot Viper 3 Series DDR3 16GB 1600MHz (PC3 12800) Quad Kit PV316G160C9QK Capacity: 16GB (4 x 4GB) Quad Kit DIMM Type: 240-Pin NON-ECC UDIMM Voltage: 1.5V Frequency: PC3-12800 (1600MHz) Timings: 9-9-9-24 Tested Platforms: Intended for all DDR3 Platforms Feature Over clock: XMP 1.3