Just to let everyone know my order has been dispatched and I received an email at 7:26am (UK time) I ordered on the 7th Jan at 10am. Delivery estimate on the Apple email says on or before the 1/2/2013. I ordered the following specs:
3.4GHz Quad-core Intel Core i7, Turbo Boost up to 3.9GHz
16GB 1600MHz DDR3 SDRAM - 2X8GB
3TB Fusion Drive
NVIDIA GeForce GTX 680MX 2GB GDDR5
Apple Magic Mouse + Magic Trackpad
Apple Battery Charger
Apple Wireless Keyboard (British) & User's Guide (English)
Accessory Kit
And USB SuperDrive
3.4GHz Quad-core Intel Core i7, Turbo Boost up to 3.9GHz
16GB 1600MHz DDR3 SDRAM - 2X8GB
3TB Fusion Drive
NVIDIA GeForce GTX 680MX 2GB GDDR5
Apple Magic Mouse + Magic Trackpad
Apple Battery Charger
Apple Wireless Keyboard (British) & User's Guide (English)
Accessory Kit
And USB SuperDrive