diff --git a/comfy/supported_models.py b/comfy/supported_models.py
index ad19c56be..bf69a6c55 100644
--- a/comfy/supported_models.py
+++ b/comfy/supported_models.py
@@ -1213,7 +1213,7 @@ class ChromaRadiance(Chroma):
     latent_format = comfy.latent_formats.ChromaRadiance
 
     # Pixel-space model, no spatial compression for model input.
-    memory_usage_factor = 0.55
+    memory_usage_factor = 0.75
 
     def get_model(self, state_dict, prefix="", device=None):
         return model_base.ChromaRadiance(self, device=device)