Toshiba 4G Class 4 Micro SD

TOSHIBA microSDHCメモリカード Class4 4GB SD-MF004G
東芝 (2010-03-10)
売り上げランキング: 12483

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CrystalDiskMark 3.0 x64 (C) 2007-2010 hiyohiyo
                           Crystal Dew World : http://crystalmark.info/
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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

           Sequential Read :    20.493 MB/s
          Sequential Write :    11.167 MB/s
         Random Read 512KB :    20.404 MB/s
        Random Write 512KB :     2.001 MB/s
    Random Read 4KB (QD=1) :     4.126 MB/s [  1007.3 IOPS]
   Random Write 4KB (QD=1) :     0.018 MB/s [     4.3 IOPS]
   Random Read 4KB (QD=32) :     3.398 MB/s [   829.6 IOPS]
  Random Write 4KB (QD=32) :     0.035 MB/s [     8.5 IOPS]

  Test : 50 MB [E: 0.0% (0.1/3772.0 MB)] (x2)
  Date : 2011/06/12 20:27:51
    OS : Windows 7 Ultimate Edition SP1 [6.1 Build 7601] (x64)