Under the hood, the iMac (Mid 2007) was just a speed-bump of the iMac (Late 2006), but it also included a full case redesign. Announced in August 2007, The iMac (Mid 2007) featured a striking new aluminum case design made clear reference to the recently released iPhone. The iMac (Mid 2007) also included a new, extremely-thin aluminum keyboard. The iMac (Mid 2007) shipped in three configurations: 20"/2.0 GHz/1 GB RAM/250 GB HD/128 MB VRAM/SuperDrive/$1199 U.S., 20"/2.4 GHz/1 GB RAM/320 GB HD/256 MB VRAM/SuperDrive/$1499 U.S., and 24"/2.4 GHz/1 GB RAM/320 GB HD/256 MB VRAM/SuperDrive/$1799 U.S. A high-end BTO model was also available, with a 2.8 GHz Intel Core 2 Duo Extreme processor and a 500 GB hard drive, for $2299 U.S.