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    <div class="moz-cite-prefix">This is pretty much a known issue,
      since day 1 of the experimental kernel. We added the experimental
      kernel for features such as SSS, which are the cause of the memory
      peak (or rather SSS enabled as part of our mega kernel).<br>
      The only real solution here will be the CUDA split kernel. That
      split might still happen later this year, it's on our todo list.<br>
      <br>
      Until then, as Brecht said, use it at your own risk.<br>
      <br>
      Am 15.09.2015 um 19:54 schrieb Piotr Arlukowicz:<br>
    </div>
    <blockquote
cite="mid:CAHHkAb94_hHBR9ezoFGj6kx--0i-6oZcUPvnmGmeVOH+W+kKfg@mail.gmail.com"
      type="cite">
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        <div class="gmail_default"
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">Thank
          you Brecht, I understand this and that's OK with memory,
          but... still 1.5GB is not enough even for empty scene... ?
          Come on! :)<br>
        </div>
        <div class="gmail_default"
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">I
          was so desperate that I started to look which GTX should I
          buy. Surely 980Ti with 6GiB is a great graphics card, but WILL
          it work?<br>
          <br>
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        <div class="gmail_default"
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">Few
          months ago Cycles worked in experimental mode just very well
          and as I don't require it to be bulletproof, this memory lag
          just kicks me out :( Sorry for sharing personal mood on the
          list. I hope somebody can advice what to do. Because I don't
          know if 6GB will be enough, and then there is also Titan with
          12GB...<br>
          <br>
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        <div class="gmail_default"
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">regards<br>
        </div>
        <div class="gmail_default"
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">pio<br>
          <br>
        </div>
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      <div class="gmail_extra"><br clear="all">
        <div>
          <div class="gmail_signature">
            <div dir="ltr">
              <div>
                <div dir="ltr">​Piotr
                  <div
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61);display:inline">​
                    Arlukowicz, BFCT​</div>
                  <br>
                  <div
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61)">​<span
                      style="color:rgb(204,204,204)"><b><span
                          style="font-family:trebuchet ms,sans-serif"><b><span
                              style="font-family:trebuchet
                              ms,sans-serif">YT:</span></b><span
                            style="color:rgb(162,196,201)"><span
                              style="font-family:arial
                              narrow,sans-serif"> <span
                                style="color:rgb(208,224,227)"><u>/user/piotao?feature=guide</u></span></span></span></span></b></span>
                    <div
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(12,52,61);display:inline"><span
                        style="color:rgb(204,204,204)"> <b><span
                            style="font-family:trebuchet ms,sans-serif">FB:</span></b><span
                          style="color:rgb(208,224,227)"> <span
                            style="font-family:arial narrow,sans-serif"><u>/polskikursblendera</u></span></span>
                        <b><span style="font-family:trebuchet
                            ms,sans-serif">TW:</span></b> </span><span
                        style="font-family:arial narrow,sans-serif"><u><span
                            style="color:rgb(19,79,92)"><span
                              style="color:rgb(208,224,227)">/piotao</span><br>
                          </span></u></span></div>
                    <span style="color:rgb(153,153,153)"><b><span
                          style="font-family:trebuchet ms,sans-serif">Blender
                          Network:</span></b> <b><span
                          style="color:rgb(118,165,175)"><span
                            style="font-family:arial narrow,sans-serif"><a
                              moz-do-not-send="true"
                              href="https://www.blendernetwork.org/piotr-arlukowicz"
                              target="_blank"><a class="moz-txt-link-freetext" href="https://www.blendernetwork.org/piotr-arlukowicz">https://www.blendernetwork.org/piotr-arlukowicz</a></a></span></span></b></span><br>
                  </div>
                  <span style="color:rgb(102,102,102)"><b><span
                        style="font-family:trebuchet ms,sans-serif">Polski
                        Kurs Blendera:</span></b></span> <span
                    style="color:rgb(11,83,148)"><span
                      style="font-family:verdana,sans-serif"><a
                        moz-do-not-send="true"
                        href="http://polskikursblendera.pl"
                        target="_blank"><a class="moz-txt-link-freetext" href="http://polskikursblendera.pl">http://polskikursblendera.pl</a></a></span></span><br>
                  <br>
                  <div><br>
                  </div>
                  <div><br>
                  </div>
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        <br>
        <div class="gmail_quote">2015-09-15 18:08 GMT+02:00 Brecht Van
          Lommel <span dir="ltr">&lt;<a moz-do-not-send="true"
              href="mailto:brechtvanlommel@pandora.be" target="_blank">brechtvanlommel@pandora.be</a>&gt;</span>:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">Experimental
            mode uses significantly more memory. I don't know if this<br>
            is more than expected at the moment, but it wouldn't
            surprise me.<br>
            <br>
            This memory usage is one of the main reasons it's called
            experimental<br>
            mode, if all the features there worked well they would not
            be called<br>
            experimental. I know a lot of users enable this but it's
            really at<br>
            your own risk.<br>
          </blockquote>
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