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  <author_name>hanecci</author_name>
  <author_url>https://blog.hatena.ne.jp/hanecci/</author_url>
  <blog_title>OLD hanecci’s blog : 旧 はねっちブログ</blog_title>
  <blog_url>https://hanecci.hatenadiary.org/</blog_url>
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  <description>I wrote a program which does ray tracing by CPU multi-threading and GPGPU. For GPGPU programming, I used NVidia CUDA C. Here are some results. Spec CPU : Intel Core i7 CPU GPU : Quadro FX 580 ( 32 CUDA cores ) Ray tracing buffer size : 1024 * 1024 pixel Results 1 CPU Thread : 1x 2 CPU Thread : 1.18x…</description>
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  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2011-05-06 05:31:44</published>
  <title>Ray tracing by CPU multi-threading and GPU</title>
  <type>rich</type>
  <url>https://hanecci.hatenadiary.org/entry/20110506/1304713904</url>
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