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    <head>
      <base href="https://bugs.freedesktop.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - RX480 - MCLK stuck at 300"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99718">99718</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>RX480 - MCLK stuck at 300
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>DRI git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/AMDgpu
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dri-devel@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>b747xx@gmail.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=129417" name="attach_129417" title="DMESG">attachment 129417</a> <a href="attachment.cgi?id=129417&action=edit" title="DMESG">[details]</a></span>
DMESG

I,

I just found out that the MCLK was stuck at 300Mhz on my Polaris10 card. I got
the card last week, I don't really know if it's new. I have git version of
linux, mesa, libdrm.

I can force the power to high and get the proper 2000Mhz and when I set it back
to auto, it go back down to 300Mhz, halving my EVE-Online fps by about 200%.

The SCLK is normal, It move according to load on auto and move according to
crappy cooling on high.

I got some error in the dmesg too, can be related, or no.., I attach them.</pre>
        </div>
      </p>


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