Samsung 850 EVO SSD performance

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CrystalDiskMark 5.0.2 x64 (C) 2007-2015 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) :   549.939 MB/s
  Sequential Write (Q= 32,T= 1) :   531.114 MB/s
  Random Read 4KiB (Q= 32,T= 1) :   290.598 MB/s [ 70946.8 IOPS]
 Random Write 4KiB (Q= 32,T= 1) :   275.632 MB/s [ 67293.0 IOPS]
         Sequential Read (T= 1) :   533.936 MB/s
        Sequential Write (T= 1) :   512.356 MB/s
   Random Read 4KiB (Q= 1,T= 1) :    39.887 MB/s [  9738.0 IOPS]
  Random Write 4KiB (Q= 1,T= 1) :   132.603 MB/s [ 32373.8 IOPS]

  Test : 1024 MiB [C: 9.5% (22.2/232.3 GiB)] (x5)  [Interval=5 sec]
  Date : 2015/10/10 11:03:40
    OS : Windows 10 Professional [10.0 Build 10240] (x64)