code: public java.util.List<ElasticGpuSpecification> getElasticGpuSpecification() {
          if (elasticGpuSpecification == null) {
              elasticGpuSpecification = new com.amazonaws.internal.SdkInternalList<ElasticGpuSpecification>();
          }
          return elasticGpuSpecification;
      }
docs: <p>
  An elastic GPU to associate with the instance. An Elastic GPU is a GPU resource that you can attach to your
  Windows instance to accelerate the graphics performance of your applications. For more information, see <a
  href="https://docs.aws.amazon.com/AWSEC2/latest/WindowsGuide/elastic-graphics.html"> Amazon EC2 Elastic GPUs</a>
  in the <i>Amazon Elastic Compute Cloud User Guide</i>.
  </p>
  
  @return An elastic GPU to associate with the instance. An Elastic GPU is a GPU resource that you can attach to
  your Windows instance to accelerate the graphics performance of your applications. For more information,
  see <a href="https://docs.aws.amazon.com/AWSEC2/latest/WindowsGuide/elastic-graphics.html"> Amazon EC2
  Elastic GPUs</a> in the <i>Amazon Elastic Compute Cloud User Guide</i>.