LGA 771 is a type of CPU socket used primarily for Intel processors. It supports various Intel Xeon and Core processors, particularly those from the Nehalem and Westmere families. The socket features a grid of pins that connect the CPU to the motherboard, allowing for communication between the two. This socket is designed for server and workstation applications, providing enhanced performance and reliability. LGA 771 is notable for its ability to support multi-processor configurations, making it suitable for high-demand computing environments where multiple CPUs can work together to handle complex tasks efficiently.