Today, Microsoft published its quarterly earnings report, this time for the second quarter of its 2021 fiscal year, or the fourth quarter of the 2020 calendar year. The firm brought in an impressive $43.1B in revenue, a 17% (15% in constant currency) growth year-over-year. Operating income was $17.9B, a 29% (26% CC) increase, and net income was $15.5B, a 33% (29% CC) increase.
$43.1 billion in revenue is broken up into three categories. Productivity and Business Processes made $13.4B, a 13% (11% CC) growth year-over-year, Intelligent Cloud made $14.6B in revenue, a 23% (22% CC) increase, and More Personal Computing made $15.1, a 17% (15% CC) increase in revenue YoY.
First up is Productivity and Business Processes, which includes things like Office, LinkedIn, and Dynamics. Office Commercial products and cloud services revenue grew by 11% (9% CC), and that's against a strong year last year. That includes 21% (20% CC) growth in Office 365 Commercial revenue, while seat growth is up 15%. Non-cloud Office Commercial products declined by 26% (27% CC).
Office Consumer products and cloud services revenue is up 7% (6% CC) YoY, and that includes a 28% increase in subscribers to 47.5 million. LinkedIn revenue is up 23% (22% CC), with sessions growing by 30%. Finally, Dynamics products and cloud services revenue is up 21% (18% CC), including a Dynamics 365 cloud revenue increase of 39% (37% CC).
Next up is Intelligent Cloud, which is mostly about Azure. Server products and cloud services grew by an impressive 26% (24% CC), driven by 50% (48% CC) increase in Azure revenue. On-prem server products even grew, with revenue up 4% (3% CC), helped by the end of support of Windows Server 2008. Enterprise Mobileity installed base grew by 29% to 163 million seats, and Enterprise Services grew 5% (4% CC).
Finally, More Personal Computing includes all of the fun bits like Windows, Surface, and Xbox. Windows OEM revenue only grew by 1%, thanks to a strong quarter last year due to the end of support of Windows 7. That includes a 9% decline in Windows OEM Pro revenue, and a 24% increase in Windows OEM non-Pro revenue. Windows Commercial products and cloud services revenuew grew by 10% (8% CC).
Surface revenue is up 3% (1% CC), and Microsoft didn't say anything about why that's good or bad, although it's worth noting that there's been a high demand for personal computers this year thanks to people working from home. Search advertising revenue is up 2% (1% CC).
Finally, gaming revenue is up 51% (50% CC), including an 86% increase in hardware revenue thanks to the launch of the Xbox Series X and Xbox Series S. It also includes a 40% (38% CC) increase in Xbox content and services revenue, thanks to both third- and first-party titles, and Xbox Game Pass.