Patriot Memory Viper Elite II PVE2464G400C0K Memory Module 64GB DDR4 4000MHz The Viper Elite II DDR4 memory modules are designed with innovative upgrades to update our current Viper Elite line. The Viper Elite II lineup utilizes a Viper red aluminum heatshield for extreme overall thermal conductivity to ensure optimal performance. The Viper Elite II incorporates DDR4 technology, which is ideal for: gaming, content creation, and productivity applications. Experience smoother performance thanks to the higher available capacities and clock speeds of our Viper Elite II modules. Our Viper Elite II DDR4 kits are tested thoroughly and validated for enhanced system compatibility. Built for the latest Intel® and AMD™ platforms, the Viper Elite II provides solid performance, reliable stability for the most demanding computer environments, and high-quality assurance. The Viper Elite II DDR4 memory series is also supported by a limited lifetime warranty.