When I bought my points on Friday my guide said he had the floor plans in his hands, but I didn't request a faxed copy. He said they would be posted on the member website very soon.
He said they will be a little larger than most other DVC rooms at other resorts. They will also contain flat panel TVs.
The value rooms will be smaller though. My guide said to think along the lines of the size of ASMo rooms for those...