Xbox one is greatest, biggest and faster console. Max memory bandwidth is 204gb per second. Microsoft is most branded product because xbox company release project scorpio it is higher and world best and fastest console in world. Xbox one is support only 720p and 1080p.8gb ddr3 graphics are built in xbox one and 5gb available for game . they have 128mb or 256mb or 512mb ram for xbox one. Thankx