Frequency: PC3-15000 (1866MHz) , Timings: 9-10-9-27 Tested and compatible with Intel'sand AMD's DDR3 compatible processors and chipsets, The Viper 3 series provides the best performance and stability for the most demanding computer environments. Available in dual and quad channel kits, 8GB, 16GB and 32GB Kits, Patriot Memory's Viper 3 Series will be offered at speeds from 1600MHz up to 2133MHz at 1., 5 volts and are XMP 1., 3 ready. Hand tested for quality assurance, the Viper 3 series is backed by a lifetime warranty. Patriot Memory's Viper 3 Series memory kits are designed with true performance in mind. Patriot Viper 3 DDR3 RAM 16GB (2X8GB) 1600MHz CL9 1.5v Patriot Viper III RAM Patriot DDR3 8GB 2x4GB Viper 3 1600MHz CL9 (PV38G160C9K) - Pamięć RAM Patriot Memory Intel 6 & 7 Series Platforms , Feature Overclock: XMP 1., 3 Patriot 8GB(2x4GB) Viper III DDR3 1866MHz (PC3 15000) CL9 Desktop Memory With Red Gaming Heatsink- PV38G186C9KRD · Desktop. Add to cart Built from the highest quality build of materials, Patriot Memory's 3 Series memory modules are hand tested and validated for system compatibility