diff --git a/PyTorch/built-in/mm/OpenCLIP_for_PyTorch/test/env_npu.sh b/PyTorch/built-in/mm/OpenCLIP_for_PyTorch/test/env_npu.sh
index 7e0a0a09b4d419b97734caecaf37bd5ba1fe7f2f..b7e879de0b94f8a284990858e3901b5eaaa1596c 100644
--- a/PyTorch/built-in/mm/OpenCLIP_for_PyTorch/test/env_npu.sh
+++ b/PyTorch/built-in/mm/OpenCLIP_for_PyTorch/test/env_npu.sh
@@ -21,7 +21,9 @@ export ASCEND_SLOG_PRINT_TO_STDOUT=0
 export ASCEND_GLOBAL_LOG_LEVEL=3
 #设置Event日志开启标志,0-关闭/1-开启
 export ASCEND_GLOBAL_EVENT_ENABLE=0
-
+# 绑核性能优化
+export CPU_AFFINITY_CONF=1
+export OMP_NUM_THREADS=1
 
 #设置device侧日志登记为error
 msnpureport -g error -d 0