CHANGELOG.md in aws-sdk-ec2-1.446.0 vs CHANGELOG.md in aws-sdk-ec2-1.447.0

@@ -1,7 +1,12 @@
 Unreleased Changes
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+1.447.0 (2024-03-28)
+------------------
+
+* Feature - Amazon EC2 C7gd, M7gd and R7gd metal instances with up to 3.8 TB of local NVMe-based SSD block-level storage have up to 45% improved real-time NVMe storage performance than comparable Graviton2-based instances.
+
 1.446.0 (2024-03-26)
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 * Feature - Documentation updates for Elastic Compute Cloud (EC2).