** More Energy Efficient** Extend battery life by using less power. Operating at just 1.2V compared to 1.5V for standard DDR3 memory, Crucial DDR4 SODIMMs consume 20% less voltage than standard DDR3 technology. Crucial DDR4 SODIMMs also contain other efficiency features, for an overall power reduction of up to 40% ** More Density** Pack more memory into your laptop than ever before. Crucial DDR4 SODIMMs debut in densities up to 8GB, & as DDR4 technology develops, modules are projected to hit 32GB?—?allowing you to install twice as much memory as you could in a DDR3 system. Since laptops only have 1-2 memory slots, high-density Crucial DDR4 SODIMMs allow you to overcome this limitation & install more memory for faster mobile performance. ** More Speed** Load applications faster & run demanding programs without lag. Crucial DDR4 SODIMMs debut at 2133 MT/s?—more than 30% faster than DDR3 modules. ** More Bandwidth** Effortlessly multitask between apps & empower your system to fire on all cylinders. Crucial DDR4 SODIMMs increase memory bandwidth by over 30%, allowing your system to handle more data at once. Crucial DDR4 SODIMMs are optimized for next-gen platforms, allowing you to maximize bandwidth.