The Apple 13.3" MacBook Air features a Retina Display with True Tone technology, which automatically adjusts the white balance to match the color temperature of the surrounding light. With over 4 million pixels, the 13.3" Retina Display features a 2560 x 1600 screen resolution and a 16:10 aspect ratio for 227 pixels per inch (ppi). The integrated Touch ID sensor allows you to unlock your MacBook Air with your fingerprint and authenticate your identity. Featuring a significantly smaller footprint, the MacBook Air takes up 17 percent less volume, is 10 percent thinner measuring just 0.61 inches at its thickest point, and at just 2.75 pounds is a quarter pound lighter than the previous generation. The system is powered by an 8th Gen 1.6 GHz Intel Core i5 dual-core processor and has 8GB of onboard 2133 MHz LPDDR3 RAM and a 128GB PCIe-based SSD.