The VIA Labs VL805 is a highly regarded USB 3.0 host controller chip designed by VIA Labs Inc. It provides enhanced USB 3.0 connectivity and performance for various devices. The VL805 chip is commonly integrated into expansion cards, motherboards, and other hardware to add USB 3.0 functionality. It supports multiple USB 3.0 ports, offering faster data transfer speeds of up to 5 Gbps, which is ten times faster than USB 2.0. The VL805 chip also incorporates advanced features such as USB battery charging specification, USB legacy support, and low-power consumption. It is widely recognized for its reliability, compatibility, and ability to enhance USB connectivity for a seamless user experience.