The AMD Phenom II X2 550 Black Edition is a powerful, dualcore processor designed for your computer. With a 3.1 GHz operating frequency band, the Phenom II X2 550 Black Edition gives you the speed and stability you need for all your computer applications, especially those demanding programs requiring shorter response times. The Phenom II X2 550 Black Edition even boasts HyperTransport, which provides significantly more bandwidth than other existing technologies.