Why the efficientnet no support OPENCL of Intel CPU？

[wwzh2015]

• OpenCV => 4.3

• Operating System / Platform => Win10 64 Bit

• Compiler => Visual Studio 2017
  -->

• OpenCV => :The efficientnet no support OPENCL of Intel CPU:
  -->
  ex::
  net.setPreferableTarget(cv::dnn::DNN_TARGET_OPENCL);
  What the tips means? (the efficientnet forward Inference is so slow)
  https://s1.ax1x.com/2020/05/17/YgrUts.jpg

  BTW, The OPENCL also no support FP16（Intel CPU：Z8350 or N3150）?

  When The OPENCL adding FP8 support for faster forward Inference ?

  Thanks.
  -->

[dkurt]

Please add a reference to mentioned model.

[wwzh2015]

Please add a reference to mentioned model.

Only 3.7 BFlops.

The cfg: https://github.com/AlexeyAB/darknet/blob/master/cfg/enet-coco.cfg
The model: https://drive.google.com/file/d/1FlHeQjWEQVJt0ay1PVsiuuMzmtNyv36m/view