diff --git a/diff_gaussian_rasterization/__init__.py b/diff_gaussian_rasterization/__init__.py
index bbef37d1..a13a6f18 100644
--- a/diff_gaussian_rasterization/__init__.py
+++ b/diff_gaussian_rasterization/__init__.py
@@ -172,6 +172,15 @@ class GaussianRasterizer(nn.Module):
     def __init__(self, raster_settings):
         super().__init__()
         self.raster_settings = raster_settings
+        self._sanitizeSettings()
+    
+    def _sanitizeSettings(self):
+        # Check if all tensors in raster_settings is on same device
+        compute_devices = [_x.device for _x in self.raster_settings if isinstance(_x, torch.Tensor)]
+        if len(set(compute_devices)) > 1:
+            raise Exception('All tensors in raster_settings should be on the same device.')
+        if any([d == torch.device('cpu') for d in compute_devices]):
+            raise Exception('CUDA device is required for the rasterizer.')
 
     def markVisible(self, positions):
         # Mark visible points (based on frustum culling for camera) with a boolean