Designed and built for extreme performance in the most demanding computing environments, Patriot's Viper 4 Series is the memory of choice for advanced hardcore gamers, overclockers, enthusiast system developers and content creators. Patriot's Viper 4 Series DRAM memory kits are manufactured using the highest quality components and are hand tested and validated for system compatibility. For excellent heat dissipation that ensures the memory module runs cool and stable, our Viper 4 Series uses a fully customised air-craft quality aluminium heat shield.