This article also describes several known limitations to the support for these processors. Microsoft has documented this information in article KB4514607
.
Windows Server Support
Windows Server 2019 supports AMD EPYC 7xx2-series CPUs. When you install Windows Server 2019 as described in the Installing Windows Server solution section, it supports X2APIC mode.
Installing Windows Server on a computer that uses AMD EPYC 7xx2 (AMD Rome) processors
To install Windows Server on a computer that uses AMD EPYC 7xx2 processors, follow these steps:
- Boot to System BIOS (F2).
- Go to the Processor Settings section.
- In the computer's BIOS, disable the Logical Processor settings. See the table below.
- In the computer's BIOS, disable the x2APIC setting. See the table below.
Figure 1: Disabling X2APIC setting
- Use the WS2019 operating system media to install Windows Server.
- Install the latest Servicing Stack Update
.
- Install the August 2019 Cumulative Update
(or latest) and restart the server.
- Now go to BIOS > Processor Settings and enable Logical Processor and x2APIC.
Note: X2APIC support is available from Microsoft for Windows Server 2019 starting with August 2019 Cumulative Update and onwards.
Note: For AMD EPYC 7xx2 (AMD ROME) Servers with S150 controller x2APIC must be kept disabled, see
this Microsoft article
Note: As of 11 May 2020 the current shipping version of W2019 is 10.0.14393.1884