Apple has just announced that the new 21.5-inch iMac will be available for purchase online and in retail stores from this Friday, November 30th. The larger 27-inch iMac will be available for pre-order on Apple’s online store from Friday but it won’t ship until December.

Apple revealed the new look iMac at its iPad mini event back on October 23rd. The new design features a new tapered enclosure that is just 5mm thick at its thinnest point. Whilst on the hardware side, it includes a new Fusion Drive which combines the “performance of flash” and the “capacity of a hard drive” as well as a reengineered display and upgraded performance.

Redesigned from the inside out, the new iMac packs high performance technology into an aluminum and glass enclosure that measures just 5 mm thin at its edge and features a reengineered display that reduces reflection by 75 percent. The new iMac includes 8GB of 1600 MHz memory, a 1TB hard drive, third generation quad-core Intel Core i5 processors that can be upgraded to Core i7, and the latest NVIDIA GeForce graphics processors that deliver up to 60 percent faster performance.

Prices start from US$1,299 for the 21.5” iMac with a 2.7 GHz quad-core Intel Core i5 and NVIDIA GeForce GT 640M. The 27” iMac will start at US$1799 and contain a 2.9 GHz quad-core Intel Core i5 with Turbo Boost speeds up to 3.6 GHz and NVIDIA GeForce GTX 660M. Apple has the full technical specs and prices up on its website.