diff --git a/packages/@aws-cdk/aws-ec2/lib/instance-types.ts b/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
index b303dbdcee201..29166deed10ab 100644
--- a/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
+++ b/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
@@ -753,6 +753,17 @@ export enum InstanceClass {
    */
   P3DN = 'p3dn',
 
+
+  /**
+   * Parallel-processing optimized instances with local NVME drive, extended, 4th generation (in developer preview)
+   */
+  PARALLEL4_NVME_DRIVE_EXTENDED = 'parallel4-nvme-drive-extended',
+
+  /**
+   * Parallel-processing optimized instances with local NVME drive, extended, 4th generation (in developer preview)
+   */
+  P4DE = 'p4de',
+
   /**
    * Parallel-processing optimized instances, 4th generation
    */
@@ -1171,6 +1182,8 @@ export class InstanceType {
       [InstanceClass.P3]: 'p3',
       [InstanceClass.PARALLEL3_NVME_DRIVE_HIGH_PERFORMANCE]: 'p3dn',
       [InstanceClass.P3DN]: 'p3dn',
+      [InstanceClass.PARALLEL4_NVME_DRIVE_EXTENDED]: 'p4de',
+      [InstanceClass.P4DE]: 'p4de',
       [InstanceClass.PARALLEL4]: 'p4d',
       [InstanceClass.P4D]: 'p4d',
       [InstanceClass.ARM1]: 'a1',
diff --git a/packages/@aws-cdk/aws-ec2/test/instance.test.ts b/packages/@aws-cdk/aws-ec2/test/instance.test.ts
index 37f0481bbd739..9d91fc4fde8d2 100644
--- a/packages/@aws-cdk/aws-ec2/test/instance.test.ts
+++ b/packages/@aws-cdk/aws-ec2/test/instance.test.ts
@@ -120,7 +120,7 @@ describe('instance', () => {
   });
   test('instance architecture is correctly discerned for x86-64 instance', () => {
     // GIVEN
-    const sampleInstanceClasses = ['c5', 'm5ad', 'r5n', 'm6', 't3a', 'r6i', 'r6a']; // A sample of x86-64 instance classes
+    const sampleInstanceClasses = ['c5', 'm5ad', 'r5n', 'm6', 't3a', 'r6i', 'r6a', 'p4de']; // A sample of x86-64 instance classes
 
     for (const instanceClass of sampleInstanceClasses) {
       // WHEN