diff --git a/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/client.h b/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/client.h
index 050b379f5a..a5fe1108b8 100644
--- a/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/client.h
+++ b/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/client.h
@@ -27,6 +27,11 @@ struct Session_client : Genode::Rpc_client<Session>
 	{
 		return call<Rpc_say_hello>(i);
 	}
+
+	void print_vgpu_bench(unsigned long i) override
+	{
+		call<Rpc_print_vgpu_bench>(i);
+	}
 };
 
 }
diff --git a/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/session.h b/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/session.h
index 83701f8324..545f3b28d5 100644
--- a/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/session.h
+++ b/repos/dde_uos-intel-gpgpu/include/gpgpu_virt/session.h
@@ -15,6 +15,7 @@ struct Session : Genode::Session
 	virtual int say_hello(int& i) = 0;
 	virtual void register_vm(Genode::size_t size, Genode::Ram_dataspace_capability& ram_cap) = 0;
 	virtual int start_task(unsigned long kconf) = 0;
+	virtual void print_vgpu_bench(unsigned long i) = 0; 
 
 	/*******************
 	 ** RPC interface **
@@ -23,8 +24,10 @@ struct Session : Genode::Session
 	GENODE_RPC(Rpc_say_hello, int, say_hello, int&);
 	GENODE_RPC(Rpc_register_vm, void, register_vm, Genode::size_t, Genode::Ram_dataspace_capability&);
 	GENODE_RPC(Rpc_start_task, int, start_task, unsigned long);
+	GENODE_RPC(Rpc_print_vgpu_bench, void, print_vgpu_bench, unsigned long);
 
-	GENODE_RPC_INTERFACE(Rpc_say_hello, Rpc_register_vm, Rpc_start_task);
+
+	GENODE_RPC_INTERFACE(Rpc_say_hello, Rpc_register_vm, Rpc_start_task, Rpc_print_vgpu_bench);
 };
 
 }
diff --git a/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc b/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
index d49e4e6bc0..b5189dc245 100644
--- a/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
+++ b/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
@@ -27,6 +27,11 @@ int Session_component::say_hello(int& i)
 	return 42;
 }
 
+void Session_component::print_vgpu_bench(unsigned long i)
+{
+	vgpu.print_vgpu_bench(i);
+};
+
 void Session_component::register_vm(Genode::size_t size, Genode::Ram_dataspace_capability& ram_cap_vm)
 {
 	// create shared mem
@@ -103,11 +108,16 @@ Session_component::~Session_component()
 	_global_gpgpu_genode->freeRamCap(ram_cap);
 }
 
+
+
 Session_component* Root_component::_create_session(const char *)
 {
 	return new (md_alloc()) Session_component();
 }
 
+
+
+
 Root_component::Root_component(Genode::Entrypoint &ep,
 				Genode::Allocator &alloc)
 :
diff --git a/repos/dde_uos-intel-gpgpu/src/virt/rpc.h b/repos/dde_uos-intel-gpgpu/src/virt/rpc.h
index 26a9f73379..6e207556d2 100644
--- a/repos/dde_uos-intel-gpgpu/src/virt/rpc.h
+++ b/repos/dde_uos-intel-gpgpu/src/virt/rpc.h
@@ -26,6 +26,9 @@ struct Session_component : Genode::Rpc_object<Session>
 	void register_vm(Genode::size_t size, Genode::Ram_dataspace_capability& ram_cap) override;
 
 	int start_task(unsigned long kconf) override;
+
+	void print_vgpu_bench(unsigned long i) override; 
+
 };
 
 class Root_component
diff --git a/repos/dde_uos-intel-gpgpu/src/virt/vgpu.h b/repos/dde_uos-intel-gpgpu/src/virt/vgpu.h
index dc295cfce9..267ccf0942 100644
--- a/repos/dde_uos-intel-gpgpu/src/virt/vgpu.h
+++ b/repos/dde_uos-intel-gpgpu/src/virt/vgpu.h
@@ -3,6 +3,8 @@
 
 #include <util/fifo.h>
 #include "kernel.h"
+#include <base/log.h>
+
 
 // driver
 #define GENODE
@@ -78,6 +80,15 @@ namespace gpgpu_virt {
                 });
                 return ret;
             }
+
+            /**
+            * @brief Print bench
+            */
+            void print_vgpu_bench(unsigned long i)
+            {
+                Genode::log("bench result of vgpu ", i);
+                GPGPU_Driver::getInstance().printBenchResults();
+            };
     };
 }
 
diff --git a/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.cc b/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.cc
index 0254f345d1..2debd9fb08 100644
--- a/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.cc
+++ b/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.cc
@@ -81,3 +81,10 @@ void cl_genode::wait(struct kernel_config* kconf)
         asm("nop");
     }
 }
+
+
+void cl_genode::print_vgpu_bench(unsigned long i)
+{
+    backend_driver.print_vgpu_bench(i);
+}
+
diff --git a/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.h b/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.h
index d3938c486e..285340cedf 100644
--- a/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.h
+++ b/repos/hello_gpgpu/src/hello_gpgpu/CL/cl_genode.h
@@ -103,6 +103,11 @@ public:
      * @param kconf 
      */
     void wait(struct kernel_config* kconf);
+
+    /**
+    * @brief print bench results */
+    void print_vgpu_bench(unsigned long i);
+
 };
 
 #endif // CL_GENODE_H