diff --git a/tests/benchmarks/app_kernel/testcase.yaml b/tests/benchmarks/app_kernel/testcase.yaml
index 32790a43e4e1be..64f8cafaa6a8a1 100644
--- a/tests/benchmarks/app_kernel/testcase.yaml
+++ b/tests/benchmarks/app_kernel/testcase.yaml
@@ -1,4 +1,6 @@
 common:
+  platform_key:
+    - arch
   tags:
     - benchmark
     - kernel
diff --git a/tests/benchmarks/data_structure_perf/dlist_perf/testcase.yaml b/tests/benchmarks/data_structure_perf/dlist_perf/testcase.yaml
index 87abef0773fac4..ffbf3e60dd1b4b 100644
--- a/tests/benchmarks/data_structure_perf/dlist_perf/testcase.yaml
+++ b/tests/benchmarks/data_structure_perf/dlist_perf/testcase.yaml
@@ -1,5 +1,7 @@
 tests:
   benchmark.data_structure_perf.dlist:
+    platform_key:
+      - arch
     tags:
       - benchmark
       - dlist
diff --git a/tests/benchmarks/data_structure_perf/rbtree_perf/testcase.yaml b/tests/benchmarks/data_structure_perf/rbtree_perf/testcase.yaml
index d8b48be3acffb9..0d6b819034591c 100644
--- a/tests/benchmarks/data_structure_perf/rbtree_perf/testcase.yaml
+++ b/tests/benchmarks/data_structure_perf/rbtree_perf/testcase.yaml
@@ -1,5 +1,7 @@
 tests:
   benchmark.data_structure_perf.rbtree:
+    platform_key:
+      - arch
     tags:
       - benchmark
       - rbtree
diff --git a/tests/benchmarks/latency_measure/testcase.yaml b/tests/benchmarks/latency_measure/testcase.yaml
index 73a4dcb66c9b50..a56dc6dedb7754 100644
--- a/tests/benchmarks/latency_measure/testcase.yaml
+++ b/tests/benchmarks/latency_measure/testcase.yaml
@@ -1,4 +1,6 @@
 common:
+  platform_key:
+    - arch
   tags:
     - kernel
     - benchmark
diff --git a/tests/benchmarks/sched/testcase.yaml b/tests/benchmarks/sched/testcase.yaml
index 34b0a290617105..3372e4476845bc 100644
--- a/tests/benchmarks/sched/testcase.yaml
+++ b/tests/benchmarks/sched/testcase.yaml
@@ -1,5 +1,7 @@
 tests:
   benchmark.kernel.scheduler:
+    platform_key:
+      - arch
     tags:
       - benchmark
       - kernel
diff --git a/tests/benchmarks/sched_queues/testcase.yaml b/tests/benchmarks/sched_queues/testcase.yaml
index e3ecc3b34264ed..a61a8e5a295b44 100644
--- a/tests/benchmarks/sched_queues/testcase.yaml
+++ b/tests/benchmarks/sched_queues/testcase.yaml
@@ -1,4 +1,7 @@
 common:
+  platform_key:
+    - arch
+  min_ram: 32
   tags:
     - kernel
     - benchmark
diff --git a/tests/benchmarks/sched_userspace/testcase.yaml b/tests/benchmarks/sched_userspace/testcase.yaml
index 60b6f2f3808205..27f52853dda79a 100644
--- a/tests/benchmarks/sched_userspace/testcase.yaml
+++ b/tests/benchmarks/sched_userspace/testcase.yaml
@@ -5,7 +5,6 @@ tests:
       - kernel
       - benchmark
       - userspace
-    slow: true
     filter: CONFIG_ARCH_HAS_USERSPACE
     arch_exclude:
       - posix
diff --git a/tests/benchmarks/sys_kernel/testcase.yaml b/tests/benchmarks/sys_kernel/testcase.yaml
index 871bd5dc47c430..d4d36382c690b1 100644
--- a/tests/benchmarks/sys_kernel/testcase.yaml
+++ b/tests/benchmarks/sys_kernel/testcase.yaml
@@ -1,5 +1,7 @@
 tests:
   benchmark.kernel.core:
+    platform_key:
+      - arch
     tags:
       - kernel
       - benchmark
diff --git a/tests/benchmarks/thread_metric/testcase.yaml b/tests/benchmarks/thread_metric/testcase.yaml
index 474d02cf011ebd..dbe5f7442c7ca9 100644
--- a/tests/benchmarks/thread_metric/testcase.yaml
+++ b/tests/benchmarks/thread_metric/testcase.yaml
@@ -1,4 +1,6 @@
 common:
+  platform_key:
+    - arch
   tags:
     - kernel
     - benchmark
diff --git a/tests/benchmarks/wait_queues/testcase.yaml b/tests/benchmarks/wait_queues/testcase.yaml
index 50fd4251fb66bf..dfaa92e30e1b29 100644
--- a/tests/benchmarks/wait_queues/testcase.yaml
+++ b/tests/benchmarks/wait_queues/testcase.yaml
@@ -1,4 +1,6 @@
 common:
+  platform_key:
+    - arch
   tags:
     - kernel
     - benchmark