rPGA 946B/947 (Socket G3) is a CPU socket used by Intel processors in the Haswell, Broadwell, and Skylake microarchitectures. It is commonly found on mobile platforms, such as laptops and all-in-one computers. The socket has 947 pins and is used to mount the processor onto the motherboard. It is designed to support both desktop and mobile processors, and has features such as support for DDR3 and DDR4 memory, as well as Intel's Hyper-Threading and Turbo Boost technologies. Overall, the Socket G3 is an important component for many Intel-based systems, providing a high-performance connection between the processor and the rest of the computer.