TUAW has given some detail to the rumours of the appearance of an updated Mac mini at Macworld.

Not only are TUAW’s sources confident that the Mac mini will see an announcement next week at Macworld but those sources also revealed some details about the new Mac mini.

According to those sources the internal drives will switch to SATA and the will be able to be swapped out for a second hard drive via a build-to-order option.

The Mac mini will also reportedly receive a slightly updated appearance swapping the plastic top for black plastic. The Mac mini will also receive a “lip” similar to that of the Time Capsule enclosure under which the optical drive will be hidden.