| Features |
Windows Server 2016
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Windows Server 2019  |
| Features related to hybrid capabilities |
Hybrid Cloud Option Both on-premise and cloud solutions work together |
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| Integrate apps and infrastructure with Azure Backup and FileSync |
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VM Protection Replicate workloads running on physical and virtual machines |
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Azure Network Adapter Connect to Azure virtual networks |
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System Insights Local predictive analysis to reduce operational costs |
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Storage Migration Service Migrate data from legacy systems to Windows and/or Azure |
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| Features related to better security |
Expect Breach Continuosly monitors the vulnerable areas where breach is expected |
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| Embedded Windows Defender Advanced Threat Protection |
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| Shielded VMs for Windows Server & Linux |
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Device Guard Prevents the malware threats |
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Credential Guard Prevents breach of login credentials |
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| Extended support of VMConnect |
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| Additional support for Linux VMs |
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Cluster Hardening Requirement of Active Directory is eliminated for clusters in Windows Server |
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| Features related to optimization of performance |
Windows Server containers Windows 2019 contains small containers which improves efficiency by saving space |
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Linux containers Managing Linux and Windows in the same environment |
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| Windows Subsystem for hosting Linux |
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Server Core Features on Demand (FoD) Improve the app compatibility of Windows Server Core by including a set of binaries and packages from Windows Server with Desktop |
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| Kubernetes platform support |
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| Features related to infrastructure management |
Clusterwide monitoring Monitor latency in real time with clear alerts when something’s not right |
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| Cluster sets |
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Deduplication for ReFS Optimize free space on a volume by examining the data for duplicated portions.
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Kernel soft reboot Reduce application downtime with WSSD-validated hardware faster reboot time |
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Leap Second support Occasional 1-second additions to UTC to adjust to earth’s rotation |
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Precision Time Protocol (PTP) Provide a precise time sample better than Network Time Protocol (NTP) |
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| Improved SDN gateway
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| Hybrid SDN gateway |
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| Date deduplication |
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| Storage Health Monitoring |
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| Virtual Machine Storage Resiliency |
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| Features deprecated in Windows Server 2019 |
| Business Scanning/Distributed Scan Management (DSM)
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| Internet Storage Name Service (ISNS) |
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| Print components for Server Core |
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| Remote Desktop Connection Broker in Server Core installation |
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| Remote Desktop Virtualization Host in Server Core Installation |
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