Kal-El Has Five Cores, Not Four: NVIDIA Reveals the Companion Core(AnandTech) Nvidia Claims Tegra 3 “Kal El” Has Fifth "Companion" Core.(X-bit labs) Nvidia unveils fifth core in Kal-El(VR-Zone) Nvidia talks up Kal-El's 'companion core'(The Tech Report) Nvidia details Kal-El's architecture, reveals its fifth, stealthy core(TechConnect Magazine) NVIDIA reveals fifth CPU core for Kal-El(HEXUS) 5つ目のコア