diff --git a/comfy/model_management.py b/comfy/model_management.py
index 59dce4dac52..f6a76a5724f 100644
--- a/comfy/model_management.py
+++ b/comfy/model_management.py
@@ -370,12 +370,9 @@ def offloaded_memory(loaded_models, device):
             offloaded_mem += m.model_offloaded_memory()
     return offloaded_mem
 
-def minimum_inference_memory():
-    return (1024 * 1024 * 1024) * 1.2
-
-EXTRA_RESERVED_VRAM = 200 * 1024 * 1024
+EXTRA_RESERVED_VRAM = 400 * 1024 * 1024
 if any(platform.win32_ver()):
-    EXTRA_RESERVED_VRAM = 500 * 1024 * 1024 #Windows is higher because of the shared vram issue
+    EXTRA_RESERVED_VRAM = 600 * 1024 * 1024 #Windows is higher because of the shared vram issue
 
 if args.reserve_vram is not None:
     EXTRA_RESERVED_VRAM = args.reserve_vram * 1024 * 1024 * 1024
@@ -384,6 +381,9 @@ def minimum_inference_memory():
 def extra_reserved_memory():
     return EXTRA_RESERVED_VRAM
 
+def minimum_inference_memory():
+    return (1024 * 1024 * 1024) * 0.8 + extra_reserved_memory()
+
 def unload_model_clones(model, unload_weights_only=True, force_unload=True):
     to_unload = []
     for i in range(len(current_loaded_models)):