2015-02-03 Raspberry Pi 2 Model B発売。4コア化&1GB RAMでWindows 10も対応、6倍高速 - Engadget Japanese http://japanese.engadget.com/2015/02/02/raspberry-pi-2-model-b-4-and1gb-ram-windows-10-6//?a_dgi=aolshare_twitter