The Intel 400 Series refers to a family of chipsets designed for Intel's 12th generation processors, known as Alder Lake. These chipsets support features like PCIe 5.0 and DDR5 memory, enhancing performance and connectivity for modern computing tasks. The series includes various models, such as the Z490, B460, and H410, catering to different user needs from gaming to basic computing. These chipsets are built to work with the LGA 1700 socket, which is specifically designed for the Alder Lake architecture. The Intel 400 Series aims to provide improved power efficiency and support for advanced technologies, making it suitable for both desktop and mobile platforms.