They all came with some sort of memory, the smallest being a near useless 4GB. read more
There are 4 current Xbox 360 bundles (first link below).. The Arcade ($279), Premium ($349), Halo SE ($399) and Elite ($449).. Every bundle except the Arcade comes with a hard drive.. The Premium and Halo SE have a 20GB hard drive.. The Elite has a 120GB hard drive.. The Arcade has a 256MB memory unit instead.. read more
Remove a hard drive from the original Xbox 360 console. Turn off the console. Locate the hard drive on the top of the console (or on the left side, depending on how the console is oriented). Note Not all Xbox 360 consoles include a hard drive. read more