Team MicroSDXC 64GB UHS-1 Class10

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CrystalDiskMark 5.2.1 x64 (C) 2007-2017 hiyohiyo
                           Crystal Dew World : http://crystalmark.info/
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* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

   Sequential Read (Q= 32,T= 1) :    64.092 MB/s
  Sequential Write (Q= 32,T= 1) :    12.819 MB/s
  Random Read 4KiB (Q= 32,T= 1) :     4.053 MB/s [   989.5 IOPS]
Random Write 4KiB (Q= 32,T= 1) :     0.802 MB/s [   195.8 IOPS]
         Sequential Read (T= 1) :    81.789 MB/s
        Sequential Write (T= 1) :    42.555 MB/s
   Random Read 4KiB (Q= 1,T= 1) :     3.719 MB/s [   908.0 IOPS]
  Random Write 4KiB (Q= 1,T= 1) :     0.940 MB/s [   229.5 IOPS]

  Test : 50 MiB [D: 0.2% (0.1/58.9 GiB)] (x2)  [Interval=5 sec]
  Date : 2017/01/17 18:02:26
    OS : Windows 10 Enterprise [10.0 Build 14393] (x64)
 

まぁ速いか。