https://www.bravotouring.com/~yano/archives/2011/12/15/ Recent content in 2011/12/15 on Yano's digital garage Hugo en-us Thu, 15 Dec 2011 23:56:27 +0900 https://www.bravotouring.com/~yano/diary/it/20111215fd32gb3.htm Thu, 15 Dec 2011 23:56:27 +0900 https://www.bravotouring.com/~yano/diary/it/20111215fd32gb3.htm <p><a href="https://www.bravotouring.com/~yano/diary/it/20111214sdhc32gb.htm">昨日のDNF-SDH32C10</a>に続いて、今日は<span class="Topics">USB 3.0</span>な上海問屋オリジナルUSBメモリ 32GB(DNF-FD32GB3-X)をテスト。</p> <p><a href="http://item.rakuten.co.jp/donya/67611/">商品ページ</a>の「読込速度120MB/秒！書込速度70MB/秒！」という謳い文句に「どんだけ？」と思ったのだが、蓋を開けてみると <blockquote class="Log"> <table align="right" class="Landscape"> <tr> <td><img alt="CrystalDiskMark" src="https://www.bravotouring.com/~yano/images/2011/20111215fd32gb3.jpg"/></td> </tr> <tr> <td class="PhotoMemo">Read 136.0MB/s Write 81.64MB/s</td> </tr> </table> -----------------------------------------------------------------------<br/> CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo<br/> Crystal Dew World : http://crystalmark.info/<br/> -----------------------------------------------------------------------<br/> * MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]<br/> <br/> Sequential Read : <span class="Topics">135.984</span> MB/s<br/> Sequential Write : <span class="Topics">81.639</span> MB/s<br/> Random Read 512KB : <span class="Topics">109.589</span> MB/s<br/> Random Write 512KB : <span class="Warning">1.218</span> MB/s<br/> Random Read 4KB (QD=1) : 6.975 MB/s [ 1703.0 IOPS]<br/> Random Write 4KB (QD=1) : 0.105 MB/s [ 25.6 IOPS]<br/> Random Read 4KB (QD=32) : 8.379 MB/s [ 2045.5 IOPS]<br/> Random Write 4KB (QD=32) : 0.100 MB/s [ 24.5 IOPS]<br/> <br/> Test : 1000 MB [D: 0.3% (0.1/29.5 GB)] (x5)<br/> Date : 2011/12/14 23:46:50<br/> OS : Windows 7 SP1 [6.1 Build 7601] (x64)<br/> Media : EVERGREEN DNF-FD32GB3-X (USB3.0)</blockquote> と、謳い文句を凌ぐ驚くべき結果にたまげた。</p>