<p dir="auto">For master code, git rev-parse HEAD<br>
<a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/tensorflow/tensorflow/commit/ec7929b878926c39255254e9aea992f0bc65aa68/hovercard" href="https://github.com/tensorflow/tensorflow/commit/ec7929b878926c39255254e9aea992f0bc65aa68"><tt>ec7929b</tt></a></p>
<p dir="auto">same code running for 0.12.1<br>
batch_size:[256] batches/s:[4.76] insts/s:[1217.74]<br>
batch_size:[256] batches/s:[5.39] insts/s:[1379.17]<br>
batch_size:[256] batches/s:[5.11] insts/s:[1306.94]<br>
batch_size:[256] batches/s:[5.05] insts/s:[1292.61]</p>
<p dir="auto">for master code:<br>
batch_size:[256] batches/s:[4.18] insts/s:[1069.37]<br>
batch_size:[256] batches/s:[4.77] insts/s:[1220.00]<br>
batch_size:[256] batches/s:[4.81] insts/s:[1231.52]<br>
batch_size:[256] batches/s:[4.55] insts/s:[1164.99]</p>
<p dir="auto">See <a href="https://github.com/tensorflow/tensorflow/issues/22029" data-hovercard-type="issue" data-hovercard-url="/tensorflow/tensorflow/issues/22029/hovercard">here</a>, I wonder why no one answer my question ???</p>