CHANGELOG.md in aws-sdk-ec2-1.428.0 vs CHANGELOG.md in aws-sdk-ec2-1.429.0

@@ -1,7 +1,12 @@
 Unreleased Changes
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+1.429.0 (2023-12-06)
+------------------
+
+* Feature - Releasing the new cpuManufacturer attribute within the DescribeInstanceTypes API response which notifies our customers with information on who the Manufacturer is for the processor attached to the instance, for example: Intel.
+
 1.428.0 (2023-12-05)
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 * Feature - Adds A10G, T4G, and H100 as accelerator name options and Habana as an accelerator manufacturer option for attribute based selection