Earlier, in Surface Pro 3: Specs and Pricing, I stated that some of the new Surface Pro 3 models will not ship until late August. Since that post, Microsoft has now clarified when each model will ship and in which countries the models will be available.

June 20, 2014

Intel Core i5 versions of Surface Pro 3, Surface Pro Type Cover, Surface Pen and Pen Loop will become available in Canada and the U.S.

End of August 2014

Intel Corei3 and i7 versions of Surface Pro 3 will become available in Canada and the U.S., and all Surface Pro 3 configurations, as well as select new accessories, will become available for purchase in 26 additional markets: Australia, Austria, Belgium, China, Denmark, Finland, France, Germany, Hong Kong, Ireland, Italy, Japan, Korea, Luxembourg, Malaysia, the Netherlands, New Zealand, Norway, Portugal, Singapore, Spain, Sweden, Switzerland, Taiwan, Thailand and the United Kingdom.

Source: Microsoft