min vram -0.5gb for all models

models/Model_DF/Model.py

@@ -16,7 +16,7 @@ class Model(ModelBase):
 
     #override
     def onInitialize(self, **in_options):
-        self.set_vram_batch_requirements( {5:16,6:16,7:16,8:24,9:24,10:32,11:32,12:32,13:48} )
+        self.set_vram_batch_requirements( {4.5:16,5:16,6:16,7:16,8:24,9:24,10:32,11:32,12:32,13:48} )
                 
         ae_input_layer = self.keras.layers.Input(shape=(128, 128, 3))
         mask_layer = self.keras.layers.Input(shape=(128, 128, 1)) #same as output