SD card speeds

[RacingSnake]

Thought I'd post this here as I've done some speed tests on my cards.


Samsung Pro (64GB) - 80/20:
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CrystalDiskMark 3.0.3 x64 (C) 2007-2013 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 : 67.229 MB/s
Sequential Write : 17.919 MB/s
Random Read 512KB : 58.705 MB/s
Random Write 512KB : 10.250 MB/s
Random Read 4KB (QD=1) : 4.272 MB/s [ 1043.0 IOPS]
Random Write 4KB (QD=1) : 0.710 MB/s [ 173.3 IOPS]
Random Read 4KB (QD=32) : 5.166 MB/s [ 1261.3 IOPS]
Random Write 4KB (QD=32) : 0.447 MB/s [ 109.2 IOPS]
Test : 1000 MB [F: 25.6% (15.0/58.5 GB)] (x5)
Date : 2014/05/15 19:28:41
OS : Windows 8.1 [6.3 Build 9600] (x64)


The Sandisk Extreme 64GB 45/45
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CrystalDiskMark 3.0.3 x64 (C) 2007-2013 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 : 46.768 MB/s
Sequential Write : 33.699 MB/s
Random Read 512KB : 44.914 MB/s
Random Write 512KB : 3.314 MB/s
Random Read 4KB (QD=1) : 6.097 MB/s [ 1488.6 IOPS]
Random Write 4KB (QD=1) : 2.053 MB/s [ 501.2 IOPS]
Random Read 4KB (QD=32) : 5.719 MB/s [ 1396.2 IOPS]
Random Write 4KB (QD=32) : 1.984 MB/s [ 484.3 IOPS]
Test : 1000 MB [F: 0.2% (0.1/59.4 GB)] (x5)
Date : 2014/05/15 19:45:06
OS : Windows 8.1 [6.3 Build 9600] (x64)


Sandisk Ultra 32GB 30/10
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CrystalDiskMark 3.0.3 x64 (C) 2007-2013 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 : 46.234 MB/s
Sequential Write : 10.811 MB/s
Random Read 512KB : 43.495 MB/s
Random Write 512KB : 1.132 MB/s
Random Read 4KB (QD=1) : 3.928 MB/s [ 958.9 IOPS]
Random Write 4KB (QD=1) : 0.773 MB/s [ 188.8 IOPS]
Random Read 4KB (QD=32) : 4.958 MB/s [ 1210.5 IOPS]
Random Write 4KB (QD=32) : 0.033 MB/s [ 8.0 IOPS]
Test : 1000 MB [F: 0.4% (0.1/29.7 GB)] (x5)
Date : 2014/05/15 20:08:39
OS : Windows 8.1 [6.3 Build 9600] (x64)