Using tensorflow-gpu version 1.12.0 on win10 for target detection experiment, the error of importerror: DLL load failed: the specified module could not be found appears

The root of the problem is the wrong versions of CUDA and cudnn
replace with

cuda 9.0

tensorflow-gpu 1.12.0

cudnn 7.4.1.5

You can train in GPU mode

solution address: https://github.com/tensorflow/tensorflow/issues/22794