Reduce sizes of conv3d tests to limit rounding error

theano/sandbox/cuda/tests/test_dnn.py

@@ -1065,9 +1065,9 @@ def get_conv3d_test_cases():
                    # Test with dimensions larger than 1024 (thread block dim)
                    [(1025, 1, 2, 3, 4), (5, 1, 1, 2, 3), (1, 1, 1)],
                    [(8, 1, 2, 3, 4), (1025, 1, 1, 2, 3), (1, 1, 1)],
-                   [(8, 1025, 2, 3, 4), (5, 1025, 1, 2, 3), (1, 1, 1)],
-                   [(8, 1, 1030, 3, 4), (5, 1, 1025, 2, 3), (1, 1, 1)],
-                   [(8, 1, 2, 1030, 4), (5, 1, 1, 1025, 3), (1, 1, 1)],
+                   [(8, 1025, 2, 3, 4), (5, 1025, 1, 1, 2), (1, 1, 1)],
+                   [(8, 1, 1030, 3, 4), (5, 1, 1025, 1, 1), (1, 1, 1)],
+                   [(8, 1, 2, 1030, 4), (5, 1, 2, 1025, 1), (1, 1, 1)],
                    [(8, 1, 2, 3, 1030), (5, 1, 1, 2, 1025), (1, 1, 1)],
                    # The equivalent of this caused a crash with conv2d
                    [(1, 1, 1, 44800, 1), (6, 1, 1, 1, 1), (1, 1, 1)]]