Patriot memorys viper 3 series memory kits are designed with true performance in mind tested and compatible with intelsacircreg ddr3 compatible processors and chipsets the viper 3 series provides the best performance and stability for the most demanding computer environments the viper 3 series utilizes a custom designed high performance heat shield for superior heat dissipation to ensure rock solid performance even when using the most taxing applications built from the highest quality