Microsoft (MSFT) officially earned the No. 2 spot behind Amazon Web Services (AWS) in theinfrastructure-as-a-service(IaaS) market earlier this year, and according to the latest quarterly IaaS report from Synergy Research Group, the Redmond company is now showing the strongest year-to-year revenue growth in the biz.

For Q3, Synergy also named IBM as the third largest cloud operator. Big Blue currently claims a 7 percent market share.

Talkin’ Cloud