最近、RaspberryPiを使うことが多くなってきたので、産業向けのMicroSDカードを使ってみた。
SDカード：Transcend TS8GUSDC10I
SDカードリーダ：エレコム MR-A39NBK(USB 2.0)
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CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
Crystal Dew World: https://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[Read]
Sequential 1MiB (Q= 8, T= 1): 21.184 MB/s [ 20.2 IOPS] <381073.06 us>
Sequential 1MiB (Q= 1, T= 1): 20.345 MB/s [ 19.4 IOPS] < 51166.15 us>
Random 4KiB (Q= 32, T=16): 3.700 MB/s [ 903.3 IOPS] <304129.26 us>
Random 4KiB (Q= 1, T= 1): 3.280 MB/s [ 800.8 IOPS] < 1243.51 us>[Write]
Sequential 1MiB (Q= 8, T= 1): 11.324 MB/s [ 10.8 IOPS] <695723.45 us>
Sequential 1MiB (Q= 1, T= 1): 13.421 MB/s [ 12.8 IOPS] < 75871.23 us>
Random 4KiB (Q= 32, T=16): 0.541 MB/s [ 132.1 IOPS] <836253.36 us>
Random 4KiB (Q= 1, T= 1): 0.531 MB/s [ 129.6 IOPS] < 7693.26 us>Profile: Default
Test: 16 MiB (x1) [Interval: 5 sec] <DefaultAffinity=DISABLED>
Date: 2020/08/13 8:17:17
OS: Windows 10 Professional [10.0 Build 18363] (x64)