diff --git a/comfy/model_management.py b/comfy/model_management.py
index 61c967f6..3adc4270 100644
--- a/comfy/model_management.py
+++ b/comfy/model_management.py
@@ -754,6 +754,10 @@ def soft_empty_cache(force=False):
             torch.cuda.empty_cache()
             torch.cuda.ipc_collect()
 
+def unload_all_models():
+    free_memory(1e30, get_torch_device())
+
+
 def resolve_lowvram_weight(weight, model, key): #TODO: remove
     return weight
 
diff --git a/execution.py b/execution.py
index 7db1f095..7ad17131 100644
--- a/execution.py
+++ b/execution.py
@@ -382,6 +382,8 @@ class PromptExecutor:
             for x in executed:
                 self.old_prompt[x] = copy.deepcopy(prompt[x])
             self.server.last_node_id = None
+            if comfy.model_management.DISABLE_SMART_MEMORY:
+                comfy.model_management.unload_all_models()