Merge pull request #98882 from kquinn1204/TELCODOCS-2268-RN

Telcodocs 2268 and 2299: Add RN for Turin and  Intel Sierra Forest

Author: slovern

release_notes/ocp-4-20-release-notes.adoc

@@ -896,6 +896,16 @@ metadata:
 This action restores the prior functionality at the cost of globally reducing networking performance for all pods.
 ====
 
+[id="ocp-release-notes-intel-sierra-forest-support_{context}"]
+==== Performance tuning for worker nodes with Intel Sierra Forest CPUs
+
+With this release, you can use the `PerformanceProfile` custom resource to configure worker nodes on machines equipped with Intel Sierra Forest CPUs. These CPUs are supported when configured with a single NUMA domain (NPS=1).
+
+[id="ocp-release-notes-amd-turin-support_{context}"]
+==== Performance tuning for worker nodes with AMD Turin CPUs
+
+With this release, you can use the `PerformanceProfile` custom resource to configure worker nodes on machines equipped with AMD Turin CPUs. These CPUs are fully supported when configured with a single NUMA domain (NPS=1).
+
 [id="ocp-release-notes-security_{context}"]
 === Security