Masters of silicon AMD are attempting to rise from the ashes of the disaster that was the Bulldozer, and their phoenix is named Ryzen. This week AMD begun to formally introduce the world to their brand new Ryzen phoenix CPU, the first product to use the new Zen core design (code named Summit Ridge). A new CPU that will see the return of the CPU wars if AMD’s performance claims live up to expectation. Can Ryzen really compete with the mighty i7-6900K? A CPU that retails for $1100!