diff --git a/backend/python/transformers/transformers_server.py b/backend/python/transformers/transformers_server.py
index 93b2ce25..f40b8951 100755
--- a/backend/python/transformers/transformers_server.py
+++ b/backend/python/transformers/transformers_server.py
@@ -89,8 +89,8 @@ class BackendServicer(backend_pb2_grpc.BackendServicer):
         quantization = None
 
         if self.CUDA:
-            if request.Device:
-                device_map=request.Device
+            if request.MainGPU:
+                device_map=request.MainGPU
             else:
                 device_map="cuda:0"
             if request.Quantization == "bnb_4bit":
@@ -143,28 +143,36 @@ class BackendServicer(backend_pb2_grpc.BackendServicer):
                 from optimum.intel.openvino import OVModelForCausalLM
                 from openvino.runtime import Core
 
-                if "GPU" in Core().available_devices:
-                    device_map="GPU"
+                if request.MainGPU:
+                    device_map=request.MainGPU
                 else:
-                    device_map="CPU"
+                    device_map="AUTO"
+                    devices = Core().available_devices
+                    if "GPU" in " ".join(devices):
+                        device_map="AUTO:GPU"
+
                 self.model = OVModelForCausalLM.from_pretrained(model_name, 
                                                                 compile=True,
                                                                 trust_remote_code=request.TrustRemoteCode,
-                                                                ov_config={"PERFORMANCE_HINT": "CUMULATIVE_THROUGHPUT"}, 
+                                                                ov_config={"PERFORMANCE_HINT": "CUMULATIVE_THROUGHPUT","GPU_DISABLE_WINOGRAD_CONVOLUTION": "YES"}, 
                                                                 device=device_map)
                 self.OV = True
             elif request.Type == "OVModelForFeatureExtraction":
                 from optimum.intel.openvino import OVModelForFeatureExtraction
                 from openvino.runtime import Core
 
-                if "GPU" in Core().available_devices:
-                    device_map="GPU"
+                if request.MainGPU:
+                    device_map=request.MainGPU
                 else:
-                    device_map="CPU"
+                    device_map="AUTO"
+                    devices = Core().available_devices
+                    if "GPU" in " ".join(devices):
+                        device_map="AUTO:GPU"
+
                 self.model = OVModelForFeatureExtraction.from_pretrained(model_name, 
                                                                 compile=True,
                                                                 trust_remote_code=request.TrustRemoteCode,
-                                                                ov_config={"PERFORMANCE_HINT": "CUMULATIVE_THROUGHPUT"}, 
+                                                                ov_config={"PERFORMANCE_HINT": "CUMULATIVE_THROUGHPUT", "GPU_DISABLE_WINOGRAD_CONVOLUTION": "YES"}, 
                                                                 export=True,
                                                                 device=device_map)
                 self.OV = True
@@ -371,4 +379,4 @@ if __name__ == "__main__":
     )
     args = parser.parse_args()
 
-    asyncio.run(serve(args.addr))
\ No newline at end of file
+    asyncio.run(serve(args.addr))