IBM will be one of the companies help China to build a city-sized cloud computing and office complex that will include a mega data center, The entire complex will cover some 6.2 million square feet, with the initial data center space accounting for approximately 646,000 square feet. This allows China to have the economics of scale as well as centralized control while still offering could resources.
In terms of size, the data centers will be among the world's biggest. The largest known data center complex is a 1.1-million-square-foot facility in Chicago owned by Digital Realty Trust, according to Data Center Knowledge, which has ranked the data centers by size.