SanDisk Extreme microSDXC Class 10 UHS Class 1 80MB/s

File system - NTFS 4K block, tested with Transcend TS-RDF5 (FW: TS35) (USB 3.0 host port) ----------------------------------------------------------------------- CrystalDiskMark 3.0.2 (C) 2007-2013 hiyohiyo Crystal Dew World : http://crystalmark.info/ ----------------------------------------------------------------------- * MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s] Sequential Read : 89.177 MB/s Sequential Write : 50.203 MB/s Random Read 512KB : 82.111 MB/s Random Write 512KB : 13.130 MB/s Random Read 4KB (QD=1) : 8.242 MB/s [ 2012.2 IOPS] Random Write 4KB (QD=1) : 2.830 MB/s [ 690.9 IOPS] Random Read 4KB (QD=32) : 8.197 MB/s [ 2001.2 IOPS] Random Write 4KB (QD=32) : 2.717 MB/s [ 663.2 IOPS] Test : 100 MB [H: 99.4% (59.1/59.5 GB)] (x3) Date : 2013/09/28 0:13:50 OS : Windows XP Professional SP3 [5.1 Build 2600] (x86) Notice: with FW: TS32 read and write speed was incredible slow (about 5Mbyte/sec) in MicroSD slot. Updatetd info: File system - NTFS 4K block, tested with Transcend TS-RDF5 (FW: TS35) (USB 2.0 host port) ----------------------------------------------------------------------- CrystalDiskMark 3.0.2 (C) 2007-2013 hiyohiyo Crystal Dew World : http://crystalmark.info/ ----------------------------------------------------------------------- * MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s] Sequential Read : 33.940 MB/s Sequential Write : 24.439 MB/s Random Read 512KB : 33.144 MB/s Random Write 512KB : 20.778 MB/s Random Read 4KB (QD=1) : 6.047 MB/s [ 1476.4 IOPS] Random Write 4KB (QD=1) : 2.547 MB/s [ 621.8 IOPS] Random Read 4KB (QD=32) : 6.495 MB/s [ 1585.6 IOPS] Random Write 4KB (QD=32) : 2.677 MB/s [ 653.5 IOPS] Test : 100 MB [J: 99.4% (59.1/59.5 GB)] (x3) Date : 2013/10/17 9:36:36 OS : Windows 7 Professional SP1 [6.1 Build 7601] (x64)