It gave no details on the likely ship date of the 27in model, other than re-iterating that it will be available in December.
There had been reports that both iMacs may be delayed until next year due to problems with the friction welding technique used to fuse the two-piece aluminium chassis and with the optical lamination of the screen with its glass cover. And while units will now be available in November, it’s possible that availability will be restricted initially.
The 21.5in model has a 2.7GHz or 2.9GHz quad-core Intel Core i5 processor, with 8GB RAM, a GeForce GT 640M or 650M GPU, and 1TB hard drive. THere are four USB 3 ports, two Thunderbolt, Gigabit Ethernet, and an SDXC slot. It costs £1049 or £1249.
Build to order options include the ability to beef up RAM to 32GB, increase storage to 3TB, or swap the hard drive for up to 768GB of flash storage. The new Fusion drive, which combines solid state storage with a hard drive is also available as a custom option.