TensorFlow API r1.12 Python tf.test.gpu_device_name tf.test.gpu_device_name() Defined in tensorflow/python/framework/test_util.py. Returns the name of a GPU device if available or the empty string. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated November 7, 2018.