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    <title>2014/08/10 on Yano&#39;s digital garage</title>
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    <description>Recent content in 2014/08/10 on Yano&#39;s digital garage</description>
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      <title>USB 3.0ベンチ</title>
      <link>https://www.bravotouring.com/~yano/diary/it/20140810usb3.htm</link>
      <pubDate>Sun, 10 Aug 2014 22:48:37 +0900</pubDate>
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      <description>&lt;p&gt;&lt;a href=&#34;https://www.bravotouring.com/~yano/diary/it/20140809nv-hs423u3s.htm&#34;&gt;昨日&lt;/a&gt;&lt;span class=&#34;Topics&#34;&gt;UASP&lt;/span&gt;対応の&lt;a href=&#34;http://www.novac.co.jp/products/hardware/nv-hd/nv-hs423u3s/&#34;&gt;4SATA HDD はい～るKit Super Turbo 3&lt;/a&gt;を入手したので、SATA3.0対応のHDDケース&lt;a href=&#34;http://www.kuroutoshikou.com/modules/display/?iid=1650&#34;&gt;GW2.5SATA3-U3&lt;/a&gt;を入手した&lt;a href=&#34;https://www.bravotouring.com/~yano/diary/it/20120405usb3.htm&#34;&gt;2012年4月&lt;/a&gt;以来のベンチマーク大会。&lt;/p&gt;&#xA;&lt;p&gt;基準になる内蔵USB＋&lt;a href=&#34;http://www.kuroutoshikou.com/modules/display/?iid=1650&#34;&gt;GW2.5SATA3-U3&lt;/a&gt;での結果は前回同様…と思ったが、&lt;a href=&#34;https://www.bravotouring.com/~yano/diary/it/20130616h77m-itx.htm&#34;&gt;昨年6月&lt;/a&gt;マザーボードも&lt;a href=&#34;http://www.asrock.com/mb/Intel/H77M-ITX/&#34;&gt;ASRock H77M-ITX&lt;/a&gt;に喚装。オンボードUSBもEtronのEJ168Aではなく&lt;a href=&#34;http://www.intel.co.jp/content/www/jp/ja/chipsets/mainstream-chipsets/chipset-h77.html&#34;&gt;Intel H77 Express&lt;/a&gt;内蔵となっているので、改めて再計測したところ&#xA;&lt;blockquote class=&#34;Log&#34;&gt;&#xA;-----------------------------------------------------------------------&lt;br/&gt;&#xA;CrystalDiskMark 3.0.3 x64 (C) 2007-2013 hiyohiyo&lt;br/&gt;&#xA;                           Crystal Dew World : http://crystalmark.info/&lt;br/&gt;&#xA;-----------------------------------------------------------------------&lt;br/&gt;&#xA;* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]&lt;br/&gt;&#xA;&lt;br/&gt;&#xA;           Sequential Read :   309.863 MB/s&lt;br/&gt;&#xA;          Sequential Write :   258.397 MB/s&lt;br/&gt;&#xA;         Random Read 512KB :   254.179 MB/s&lt;br/&gt;&#xA;        Random Write 512KB :   260.753 MB/s&lt;br/&gt;&#xA;    Random Read 4KB (QD=1) :    18.553 MB/s [  4529.6 IOPS]&lt;br/&gt;&#xA;   Random Write 4KB (QD=1) :    52.533 MB/s [ 12825.5 IOPS]&lt;br/&gt;&#xA;   Random Read 4KB (QD=32) :    19.680 MB/s [  4804.7 IOPS]&lt;br/&gt;&#xA;  Random Write 4KB (QD=32) :    67.476 MB/s [ 16473.6 IOPS]&lt;br/&gt;&#xA;&lt;br/&gt;&#xA;  Test : 1000 MB [D: 0.0% (0.1/238.5 GB)] (x5)&lt;br/&gt;&#xA;  Date : 2014/08/10 22:51:07&lt;br/&gt;&#xA;    OS : Windows 7 Professional SP1 [6.1 Build 7601] (x64)&lt;br/&gt;&#xA;    Crucial m4 CT128M4SSD2 (GW2.5SATA3-U3@H77M-ITX)&lt;/blockquote&gt;&#xA;&lt;span class=&#34;Warning&#34;&gt;234MB/s&lt;/span&gt;止まりだったH67M-ITXのそれとは一線を画す&lt;span class=&#34;Topics&#34;&gt;約310MB/s&lt;/span&gt;を記録。参考まで「μPD720202」を搭載した&lt;a href=&#34;http://www.kuroutoshikou.com/modules/display/?iid=1659&#34;&gt;USB3.0R-P2-PCIe&lt;/a&gt;でも試してみたが、H77内蔵の方が10%程度高性能なようだ。&lt;/p&gt;</description>
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