Vendor revenue from sales of infrastructure products (server, storage, and Ethernet switch) for cloud IT, including public and private cloud, grew by 8.1% year over year to $8.4 billion in the third quarter of 2016 (3Q16), according to IDC’s Worldwide Quarterly Cloud IT Infrastructure Tracker.

Some highlights:
- The overall share of cloud IT infrastructure sales climbed to 39.2% of all IT infrastructure spending in 3Q16, up from 34.7% a year ago. Revenue from infrastructure sales to private cloud grew by 8.2% to $3.3 billion, and to public cloud by 8.0% to $5.1 billion.
- Revenue in the traditional (non-cloud) IT infrastructure segment decreased 10.8% year over year in the third quarter.
- Private cloud infrastructure growth was led by Ethernet switch at 60.8% year-over-year growth, followed by storage at 9.0%, and server at 3.2%.
- Public cloud growth was also led by Ethernet switch at 46.2% year-over-year growth, followed by server at 6.8% storage at 3.0% year over year.
- In traditional IT deployments, server declined the most (12.9% year over year) with Ethernet switch and storage declining 1.6% and 8.6%, respectively.
- From a regional perspective, vendor revenue from cloud IT infrastructure sales grew fastest in Middle East & Africa at 36.7% year over year in 3Q16, followed by Japan at 29.9%, Latin America at 21.7%, Western Europe at 16.8%, Asia/Pacific (excluding Japan) at 11.9%, Canada at 5.3%, Central & Eastern Europe at 4.3%, and the United States at 2.9%.