diff --git a/generator/resources/eks_addon_test_matrix.json b/generator/resources/eks_addon_test_matrix.json
index 6a84253ea..d41508770 100644
--- a/generator/resources/eks_addon_test_matrix.json
+++ b/generator/resources/eks_addon_test_matrix.json
@@ -1,10 +1,11 @@
 [
   {
-    "k8s_version": "1.29",
+    "k8sVersion": "1.31",
     "addon_name":"amazon-cloudwatch-observability",
-    "addon_version":"v1.6.0-eksbuild.1",
-    "ami_type": "AL2_x86_64_GPU",
+    "addon_version":"v2.5.0-eksbuild.1",
+    "ami": "AL2_x86_64_GPU",
     "terraform_dir": "terraform/eks/addon/gpu",
-    "test_dir": "../../../../test/gpu"
+    "test_dir": "../../../../test/gpu",
+    "instanceType":"g4dn.xlarge"
   }
 ]
\ No newline at end of file
diff --git a/generator/resources/eks_daemon_test_matrix.json b/generator/resources/eks_daemon_test_matrix.json
index 82bb2c6bb..245c75b16 100644
--- a/generator/resources/eks_daemon_test_matrix.json
+++ b/generator/resources/eks_daemon_test_matrix.json
@@ -1,12 +1,12 @@
 [
   {
-    "k8s_version": "1.24",
+    "k8sVersion": "1.31",
     "ami": "AL2_x86_64",
     "instanceType":"t3.medium",
     "arc": "amd64"
   },
   {
-    "k8s_version": "1.24",
+    "k8sVersion": "1.31",
     "ami": "AL2_ARM_64",
     "instanceType":"m6g.large",
     "arc": "arm64"
diff --git a/generator/resources/eks_deployment_test_matrix.json b/generator/resources/eks_deployment_test_matrix.json
index 603357f44..1b250f5c7 100644
--- a/generator/resources/eks_deployment_test_matrix.json
+++ b/generator/resources/eks_deployment_test_matrix.json
@@ -1,5 +1,5 @@
 [
   {
-    "k8sVersion": "1.24"
+    "k8sVersion": "1.31"
   }
 ]
\ No newline at end of file
diff --git a/generator/test_case_generator.go b/generator/test_case_generator.go
index a811e7c5c..11490e054 100644
--- a/generator/test_case_generator.go
+++ b/generator/test_case_generator.go
@@ -28,7 +28,7 @@ type matrixRow struct {
 	AgentStartCommand   string `json:"agentStartCommand"`
 	CaCertPath          string `json:"caCertPath"`
 	ValuesPerMinute     int    `json:"values_per_minute"` // Number of metrics to be sent or number of log lines to write
-	K8sVersion          string `json:"k8s_version"`
+	K8sVersion          string `json:"k8sVersion"`
 	TerraformDir        string `json:"terraform_dir"`
 	UseSSM              bool   `json:"useSSM"`
 	ExcludedTests       string `json:"excludedTests"`
diff --git a/terraform/eks/addon/gpu/main.tf b/terraform/eks/addon/gpu/main.tf
index e63d456b3..d56713d7b 100644
--- a/terraform/eks/addon/gpu/main.tf
+++ b/terraform/eks/addon/gpu/main.tf
@@ -21,7 +21,7 @@ locals {
 }
 
 resource "aws_eks_cluster" "this" {
-  name     = "cwagent-operator-eks-integ-${module.common.testing_id}"
+  name     = "cwagent-addon-eks-integ-${module.common.testing_id}"
   role_arn = local.role_arn
   version  = var.k8s_version
   enabled_cluster_log_types = [
@@ -40,17 +40,17 @@ resource "aws_eks_cluster" "this" {
 # EKS Node Groups
 resource "aws_eks_node_group" "this" {
   cluster_name    = aws_eks_cluster.this.name
-  node_group_name = "cwagent-operator-eks-integ-node"
+  node_group_name = "cwagent-addon-eks-integ-node"
   node_role_arn   = aws_iam_role.node_role.arn
   subnet_ids      = module.basic_components.public_subnet_ids
 
   scaling_config {
-    desired_size = 2
-    max_size     = 2
-    min_size     = 2
+    desired_size = 1
+    max_size     = 1
+    min_size     = 1
   }
 
-  ami_type       = "AL2_x86_64_GPU"
+  ami_type       = var.ami_type
   capacity_type  = "ON_DEMAND"
   disk_size      = 20
   instance_types = [var.instance_type]
@@ -65,7 +65,7 @@ resource "aws_eks_node_group" "this" {
 
 # EKS Node IAM Role
 resource "aws_iam_role" "node_role" {
-  name = "cwagent-operator-eks-Worker-Role-${module.common.testing_id}"
+  name = "cwagent-addon-eks-Worker-Role-${module.common.testing_id}"
 
   assume_role_policy = <<POLICY
 {
@@ -129,6 +129,3 @@ resource "aws_eks_addon" "this" {
 output "eks_cluster_name" {
   value = aws_eks_cluster.this.name
 }
-
-
-
diff --git a/terraform/eks/addon/gpu/variables.tf b/terraform/eks/addon/gpu/variables.tf
index 23ddb275e..e1f12b52c 100644
--- a/terraform/eks/addon/gpu/variables.tf
+++ b/terraform/eks/addon/gpu/variables.tf
@@ -18,12 +18,12 @@ variable "addon_name" {
 
 variable "addon_version" {
   type    = string
-  default = "v1.6.0-eksbuild.1"
+  default = "v2.5.0-eksbuild.1"
 }
 
 variable "k8s_version" {
   type    = string
-  default = "1.29"
+  default = "1.31"
 }
 
 variable "ami_type" {
diff --git a/test/gpu/nvidia_test.go b/test/gpu/nvidia_test.go
index f6f08df38..9f9644086 100644
--- a/test/gpu/nvidia_test.go
+++ b/test/gpu/nvidia_test.go
@@ -15,8 +15,6 @@ import (
 	"github.com/aws/amazon-cloudwatch-agent-test/test/test_runner"
 )
 
-var useE2EMetrics = flag.Bool("useE2EMetrics", false, "Use E2E metrics mapping which uses latest build CWA")
-
 const (
 	gpuMetricIndicator = "_gpu_"
 
@@ -34,28 +32,26 @@ const (
 	podMemUtil        = "pod_gpu_memory_utilization"
 	podLimit          = "pod_gpu_limit"
 	podRequest        = "pod_gpu_request"
-	podTotal          = "pod_gpu_total"
+	podCountTotal     = "pod_gpu_usage_total"
+	podReserved       = "pod_gpu_reserved_capacity"
 	nodeMemTotal      = "node_gpu_memory_total"
 	nodeMemUsed       = "node_gpu_memory_used"
 	nodePower         = "node_gpu_power_draw"
 	nodeTemp          = "node_gpu_temperature"
 	nodeUtil          = "node_gpu_utilization"
 	nodeMemUtil       = "node_gpu_memory_utilization"
-
-	nodeCountTotal      = "node_gpu_total"
-	nodeCountRequest    = "node_gpu_request"
-	nodeCountLimit      = "node_gpu_limit"
-	clusterCountTotal   = "cluster_gpu_total"
-	clusterCountRequest = "cluster_gpu_request"
+	nodeCountTotal    = "node_gpu_usage_total"
+	nodeCountLimit    = "node_gpu_limit"
+	nodeReserved      = "node_gpu_reserved_capacity"
 )
 
+var useE2EMetrics = flag.Bool("useE2EMetrics", false, "Use E2E metrics mapping which uses latest build CWA")
+
 var expectedDimsToMetricsIntegTest = map[string][]string{
 	"ClusterName": {
 		containerMemTotal, containerMemUsed, containerPower, containerTemp, containerUtil, containerMemUtil,
 		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil,
 		nodeMemTotal, nodeMemUsed, nodePower, nodeTemp, nodeUtil, nodeMemUtil,
-		//nodeCountTotal, nodeCountRequest, nodeCountLimit,
-		//clusterCountTotal, clusterCountRequest,
 	},
 	"ClusterName-Namespace": {
 		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil,
@@ -90,45 +86,6 @@ var expectedDimsToMetricsIntegTest = map[string][]string{
 	},
 }
 
-var expectedDimsToMetricsE2E = map[string][]string{
-	"ClusterName": {
-		containerMemTotal, containerMemUsed, containerPower, containerTemp, containerUtil, containerMemUtil,
-		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil,
-		nodeMemTotal, nodeMemUsed, nodePower, nodeTemp, nodeUtil, nodeMemUtil, podLimit, podTotal, podRequest, nodeCountTotal, nodeCountRequest, nodeCountLimit, clusterCountTotal, clusterCountRequest,
-	},
-	"ClusterName-Namespace": {
-		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil, podLimit, podTotal, podRequest,
-	},
-	//"ClusterName-Namespace-Service": {
-	//	podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil,
-	//},
-	"ClusterName-Namespace-PodName": {
-		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil, podLimit, podTotal, podRequest,
-	},
-	"ClusterName-ContainerName-Namespace-PodName": {
-		containerMemTotal, containerMemUsed, containerPower, containerTemp, containerUtil, containerMemUtil,
-	},
-	"ClusterName-ContainerName-FullPodName-Namespace-PodName": {
-		containerMemTotal, containerMemUsed, containerPower, containerTemp, containerUtil, containerMemUtil,
-	},
-	"ClusterName-ContainerName-FullPodName-GpuDevice-Namespace-PodName": {
-		containerMemTotal, containerMemUsed, containerPower, containerTemp, containerUtil, containerMemUtil,
-	},
-	"ClusterName-FullPodName-Namespace-PodName": {
-		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil, podLimit, podTotal, podRequest,
-	},
-	"ClusterName-FullPodName-GpuDevice-Namespace-PodName": {
-		podMemTotal, podMemUsed, podPower, podTemp, podUtil, podMemUtil,
-	},
-	"ClusterName-InstanceId-NodeName": {
-		nodeMemTotal, nodeMemUsed, nodePower, nodeTemp, nodeUtil, nodeMemUtil,
-		//nodeCountTotal, nodeCountRequest, nodeCountLimit,
-	},
-	"ClusterName-GpuDevice-InstanceId-InstanceType-NodeName": {
-		nodeMemTotal, nodeMemUsed, nodePower, nodeTemp, nodeUtil, nodeMemUtil,
-	},
-}
-
 type NvidiaTestRunner struct {
 	test_runner.BaseTestRunner
 	testName string
@@ -141,7 +98,11 @@ func (t *NvidiaTestRunner) Validate() status.TestGroupResult {
 	var testResults []status.TestResult
 	expectedDimsToMetrics := expectedDimsToMetricsIntegTest
 	if *useE2EMetrics {
-		expectedDimsToMetrics = expectedDimsToMetricsE2E
+		// add GPU count metrics
+		expectedDimsToMetricsIntegTest["ClusterName"] = append(expectedDimsToMetricsIntegTest["ClusterName"], podReserved, podRequest, podCountTotal, podLimit, nodeCountTotal, nodeCountLimit, nodeReserved)
+		expectedDimsToMetricsIntegTest["ClusterName-Namespace-PodName"] = append(expectedDimsToMetricsIntegTest["ClusterName-Namespace-PodName"], podCountTotal, podRequest, podReserved, podLimit)
+		expectedDimsToMetricsIntegTest["ClusterName-FullPodName-Namespace-PodName"] = append(expectedDimsToMetricsIntegTest["ClusterName-FullPodName-Namespace-PodName"], podCountTotal, podRequest, podReserved, podLimit)
+		expectedDimsToMetricsIntegTest["ClusterName-InstanceId-NodeName"] = append(expectedDimsToMetricsIntegTest["ClusterName-InstanceId-NodeName"], nodeCountLimit, nodeCountTotal, nodeReserved)
 	}
 	testResults = append(testResults, metric.ValidateMetrics(t.env, gpuMetricIndicator, expectedDimsToMetrics)...)
 	testResults = append(testResults, metric.ValidateLogs(t.env))
diff --git a/test/metric/container_insights_util.go b/test/metric/container_insights_util.go
index a61a3daf5..85ca0d8e0 100644
--- a/test/metric/container_insights_util.go
+++ b/test/metric/container_insights_util.go
@@ -41,12 +41,14 @@ func ValidateMetrics(env *environment.MetaData, metricFilter string, expectedDim
 	dimsToMetrics := getMetricsInClusterDimension(env, metricFilter)
 	for dims, metrics := range expectedDimsToMetrics {
 		var actual map[string][][]types.Dimension
+		// find matching dim set from fetched and processed metric-dims groups
 		for _, dtm := range dimsToMetrics {
 			if dtm.dimStr == dims {
 				actual = dtm.metrics
 				break
 			}
 		}
+		// expected dim set doesn't exist
 		if len(actual) < 1 {
 			results = append(results, status.TestResult{
 				Name:   dims,
@@ -142,6 +144,7 @@ func validateMetricsAvailability(dims string, expected []string, actual map[stri
 
 func compareMetrics(expected []string, actual map[string][][]types.Dimension) bool {
 	if len(expected) != len(actual) {
+		log.Printf("the count of fetched metrics do not match with expected count: expected-%v, actual-%v\n", len(expected), len(actual))
 		return false
 	}