Enable highvram automatically when vram >> ram

comfy/model_management.py

@@ -12,15 +12,22 @@ total_vram = 0
 total_vram_available_mb = -1
 
 import sys
+import psutil
 
 set_vram_to = NORMAL_VRAM
 
 try:
     import torch
     total_vram = torch.cuda.mem_get_info(torch.cuda.current_device())[1] / (1024 * 1024)
-    if total_vram <= 4096 and not "--normalvram" in sys.argv:
-        print("Trying to enable lowvram mode because your GPU seems to have 4GB or less. If you don't want this use: --normalvram")
-        set_vram_to = LOW_VRAM
+    total_ram = psutil.virtual_memory().total / (1024 * 1024)
+    forced_normal_vram = "--normalvram" in sys.argv
+    if not forced_normal_vram:
+        if total_vram <= 4096:
+            print("Trying to enable lowvram mode because your GPU seems to have 4GB or less. If you don't want this use: --normalvram")
+            set_vram_to = LOW_VRAM
+        elif total_vram > total_ram * 1.2 and total_vram > 14336:
+            print("Enabling highvram mode because your GPU has more vram than your computer has ram. If you don't want this use: --normalvram")
+            vram_state = HIGH_VRAM
 except:
     pass
 

notebooks/comfyui_colab.ipynb

@@ -170,7 +170,7 @@
         "\n",
         "threading.Thread(target=iframe_thread, daemon=True, args=(8188,)).start()\n",
         "\n",
-        "!python main.py --highvram --dont-print-server"
+        "!python main.py --dont-print-server"
       ],
       "metadata": {
         "id": "hhhhhhhhhh"