diff --git a/paddle/fluid/inference/tensorrt/op_teller.cc b/paddle/fluid/inference/tensorrt/op_teller.cc
index 05d0b41f14e1f4cd39d17138ca7280f0b06da250..894e44fda9496786f72cfae2123e679930b5abf0 100644
--- a/paddle/fluid/inference/tensorrt/op_teller.cc
+++ b/paddle/fluid/inference/tensorrt/op_teller.cc
@@ -2061,6 +2061,10 @@ bool OpTeller::Tell(const framework::ir::Node* node,
     }
 
     if (op_type == "cast") {
+// trt 6015 result in Windows ppyolo_mbv3 TRT fp32 diff
+#if !IS_TRT_VERSION_GE(7000)
+      return false;
+#endif
       int in_dtype = BOOST_GET_CONST(int, desc.GetAttr("in_dtype"));
       int out_dtype = BOOST_GET_CONST(int, desc.GetAttr("out_dtype"));
       if ((in_dtype == 4 || in_dtype == 5) && out_dtype == 4) {