Locks and Limits |
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Locks and Limits |
Windows Server 2019 Standard |
Windows Server 2019 Datacenter |
|
Maximum number of users |
Based on CALs |
Based on CALs |
|
Maximum SMB connections |
16777216 |
16777216 |
|
Maximum RRAS connections |
unlimited |
unlimited |
|
Maximum IAS connections |
2147483647 |
2147483647 |
|
Maximum RDS connections |
65535 |
65535 |
|
Maximum number of 64-bit sockets |
64 |
64 |
|
Maximum number of cores |
unlimited |
unlimited |
|
Maximum RAM |
24 TB |
24 TB |
|
Can be used as virtualization guest |
Yes; 2 virtual machines, plus one Hyper-V host per license |
Yes; unlimited virtual machines, plus one Hyper-V host per license |
|
Server can join a domain |
yes |
yes |
|
Edge network protection/firewall |
no |
no |
|
DirectAccess |
yes |
yes |
|
DLNA codecs and web media streaming |
Yes, if installed as Server with Desktop Experience |
Yes, if installed as Server with Desktop Experience |
|
SERVER ROLES |
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Windows Server roles available |
Role services |
Windows Server 2019 Standard |
Windows Server 2019 Datacenter |
Active Directory Certificate Services |
|
Yes |
Yes |
Active Directory Domain Services |
|
Yes |
Yes |
Active Directory Federation Services |
|
Yes |
Yes |
AD Lightweight Directory Services |
|
Yes |
Yes |
AD Rights Management Services |
|
Yes |
Yes |
Device Health Attestation |
|
Yes |
Yes |
DHCP Server |
|
Yes |
Yes |
DNS Server |
|
Yes |
Yes |
Fax Server |
|
Yes |
Yes |
File and Storage Services |
File Server |
Yes |
Yes |
File and Storage Services |
BranchCache for Network Files |
Yes |
Yes |
File and Storage Services |
Data Deduplication |
Yes |
Yes |
File and Storage Services |
DFS Namespaces |
Yes |
Yes |
File and Storage Services |
DFS Replication |
Yes |
Yes |
File and Storage Services |
File Server Resource Manager |
Yes |
Yes |
File and Storage Services |
File Server VSS Agent Service |
Yes |
Yes |
File and Storage Services |
iSCSI Target Server |
Yes |
Yes |
File and Storage Services |
iSCSI Target Storage Provider |
Yes |
Yes |
File and Storage Services |
Server for NFS |
Yes |
Yes |
File and Storage Services |
Work Folders |
Yes |
Yes |
File and Storage Services |
Storage Services |
Yes |
Yes |
Host Guardian Service |
|
Yes |
Yes |
Hyper-V |
|
Yes |
Yes; including Shielded Virtual Machines |
MultiPoint Services |
|
Yes |
Yes |
Network Controller |
|
No |
Yes |
Network Policy and Access Services |
|
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
Print and Document Services |
|
Yes |
Yes |
Remote Access |
|
Yes |
Yes |
Remote Desktop Services |
|
Yes |
Yes |
Volume Activation Services |
|
Yes |
Yes |
Web Services (IIS) |
|
Yes |
Yes |
Windows Deployment Services |
|
Yes* |
Yes* |
Windows Server Essentials Experience |
|
Yes |
Yes |
Windows Server Update Services |
|
Yes |
Yes |
*WDS Transport Server is new to Server Core installations in Windows Server 2019 (also in the semi-annual channel starting with Windows Server, version 1803) |
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FEATURES |
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Windows Server Features installable with Server Manager (or PowerShell) |
Windows Server 2019 Standard |
Windows Server 2019 Datacenter |
|
.NET Framework 3.5 |
Yes |
Yes |
|
.NET Framework 4.6 |
Yes |
Yes |
|
Background Intelligent Transfer Service (BITS) |
Yes |
Yes |
|
BitLocker Drive Encryption |
Yes |
Yes |
|
BitLocker Network Unlock |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
BranchCache |
Yes |
Yes |
|
Client for NFS |
Yes |
Yes |
|
Containers |
Yes (Windows containers unlimited; Hyper-V containers up to 2) |
Yes (all container types unlimited) |
|
Data Center Bridging |
Yes |
Yes |
|
Direct Play |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Enhanced Storage |
Yes |
Yes |
|
Failover Clustering |
Yes |
Yes |
|
Group Policy Management |
Yes |
Yes |
|
Host Guardian Hyper-V Support |
No |
Yes |
|
I/O Quality of Service |
Yes |
Yes |
|
IIS Hostable Web Core |
Yes |
Yes |
|
Internet Printing Client |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
IPAM Server |
Yes |
Yes |
|
iSNS Server service |
Yes |
Yes |
|
LPR Port Monitor |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Management OData IIS Extension |
Yes |
Yes |
|
Media Foundation |
Yes |
Yes |
|
Message Queueing |
Yes |
Yes |
|
Multipath I/O |
Yes |
Yes |
|
MultiPoint Connector |
Yes |
Yes |
|
Network Load Balancing |
Yes |
Yes |
|
Peer Name Resolution Protocol |
Yes |
Yes |
|
Quality Windows Audio Video Experience |
Yes |
Yes |
|
RAS Connection Manager Administration Kit |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Remote Assistance |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Remote Differential Compression |
Yes |
Yes |
|
RSAT |
Yes |
Yes |
|
RPC over HTTP Proxy |
Yes |
Yes |
|
Setup and Boot Event Collection |
Yes |
Yes |
|
Simple TCP/IP Services |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
SMB 1.0/CIFS File Sharing Support |
Installed |
Installed |
|
SMB Bandwidth Limit |
Yes |
Yes |
|
SMTP Server |
Yes |
Yes |
|
SNMP Service |
Yes |
Yes |
|
Software Load Balancer |
Yes |
Yes |
|
Storage Replica |
No |
Yes |
|
Telnet Client |
Yes |
Yes |
|
TFTP Client |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
VM Shielding Tools for Fabric Management |
Yes |
Yes |
|
WebDAV Redirector |
Yes |
Yes |
|
Windows Biometric Framework |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Windows Defender features |
Installed |
Installed |
|
Windows Identity Foundation 3.5 |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Windows Internal Database |
Yes |
Yes |
|
Windows PowerShell |
Installed |
Installed |
|
Windows Process Activation Service |
Yes |
Yes |
|
Windows Search Service |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
Windows Server Backup |
Yes |
Yes |
|
Windows Server Migration Tools |
Yes |
Yes |
|
Windows Standards-Based Storage Management |
Yes |
Yes |
|
Windows TIFF IFilter |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
WinRM IIS Extension |
Yes |
Yes |
|
WINS Server |
Yes |
Yes |
|
Wireless LAN Service |
Yes |
Yes |
|
WoW64 support |
Installed |
Installed |
|
XPS Viewer |
Yes, when installed as Server with Desktop Experience |
Yes, when installed as Server with Desktop Experience |
|
|
|
|
|
Features available generally |
Windows Server 2019 Standard |
Windows Server 2019 Datacenter |
|
Best Practices Analyzer |
Yes |
Yes |
|
Constrained Storage Replica |
Yes, (1 Partnership and 1 Resource Group with Single 2TB volume) |
Yes, unlimited |
|
Direct Access |
Yes |
Yes |
|
Dynamic Memory (in virtualization) |
Yes |
Yes |
|
Hot Add/Replace RAM |
Yes |
Yes |
|
Microsoft Management Console |
Yes |
Yes |
|
Minimal Server Interface |
Yes |
Yes |
|
Network Load Balancing |
Yes |
Yes |
|
Windows PowerShell |
Yes |
Yes |
|
Server Core installation option |
Yes |
Yes |
|
Nano Server installation option |
Yes |
Yes |
|
Server Manager |
Yes |
Yes |
|
SMB Direct and SMB over RDMA |
Yes |
Yes |
|
Software-defined Networking |
No |
Yes |
|
Storage Management Service |
Yes |
Yes |
|
Storage Spaces |
Yes |
Yes |
|
Storage Spaces Direct |
No |
Yes |
|
Volume Activation Services |
Yes |
Yes |
|
VSS (Volume Shadow Copy Service) integration |
Yes |
Yes |
|
Windows Server Update Services |
Yes |
Yes |
|
Windows System Resource Manager |
Yes |
Yes |
|
Server license logging |
Yes |
Yes |
|
Inherited activation |
As guest if hosted on Datacenter |
Can be host or guest |
|
Work folders |
Yes |
Yes |