| :orphan: | |
| .. note:: | |
| If the following conditions are satisfied: | |
| 1) cudnn is enabled, | |
| 2) input data is on the GPU | |
| 3) input data has dtype ``torch.float16`` | |
| 4) V100 GPU is used, | |
| 5) input data is not in ``PackedSequence`` format | |
| persistent algorithm can be selected to improve performance. |