隨機寫入真的蠻差的(看來要把另一張512g的退貨了
對手機來說,是不是隨機讀寫比較重要呢?
使用note10 plus 測試



金士頓G4讀卡機

------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* 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): 97.252 MB/s [ 92.7 IOPS] < 85422.98 us>
Sequential 1MiB (Q= 1, T= 1): 97.336 MB/s [ 92.8 IOPS] < 10764.15 us>
Random 4KiB (Q= 32, T=16): 14.273 MB/s [ 3484.6 IOPS] <107577.98 us>
Random 4KiB (Q= 1, T= 1): 11.962 MB/s [ 2920.4 IOPS] < 341.50 us>
[Write]
Sequential 1MiB (Q= 8, T= 1): 38.495 MB/s [ 36.7 IOPS] <206396.64 us>
Sequential 1MiB (Q= 1, T= 1): 38.985 MB/s [ 37.2 IOPS] < 26673.66 us>
Random 4KiB (Q= 32, T=16): 6.539 MB/s [ 1596.4 IOPS] <227685.93 us>
Random 4KiB (Q= 1, T= 1): 6.466 MB/s [ 1578.6 IOPS] < 632.07 us>
Profile: Default
Test: 1 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
Date: 2020/12/16 19:43:09
OS: Windows 10 Enterprise [10.0 Build 19041] (x64)
Comment: Lexar 633x High Performance 64GB #1
------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* 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): 97.212 MB/s [ 92.7 IOPS] < 85384.96 us>
Sequential 1MiB (Q= 1, T= 1): 97.259 MB/s [ 92.8 IOPS] < 10766.24 us>
Random 4KiB (Q= 32, T=16): 13.669 MB/s [ 3337.2 IOPS] < 95790.40 us>
Random 4KiB (Q= 1, T= 1): 11.268 MB/s [ 2751.0 IOPS] < 362.50 us>
[Write]
Sequential 1MiB (Q= 8, T= 1): 38.477 MB/s [ 36.7 IOPS] <205522.33 us>
Sequential 1MiB (Q= 1, T= 1): 38.724 MB/s [ 36.9 IOPS] < 26962.30 us>
Random 4KiB (Q= 32, T=16): 6.216 MB/s [ 1517.6 IOPS] <217911.49 us>
Random 4KiB (Q= 1, T= 1): 5.759 MB/s [ 1406.0 IOPS] < 709.33 us>
Profile: Default
Test: 1 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
Date: 2020/12/16 19:51:51
OS: Windows 10 Enterprise [10.0 Build 19041] (x64)
Comment: Lexar 633x High Performance 64GB #2
------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* 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): 266.582 MB/s [ 254.2 IOPS] < 31313.02 us>
Sequential 1MiB (Q= 1, T= 1): 265.399 MB/s [ 253.1 IOPS] < 3945.33 us>
Random 4KiB (Q= 32, T=16): 15.576 MB/s [ 3802.7 IOPS] < 95351.67 us>
Random 4KiB (Q= 1, T= 1): 12.609 MB/s [ 3078.4 IOPS] < 323.92 us>
[Write]
Sequential 1MiB (Q= 8, T= 1): 48.650 MB/s [ 46.4 IOPS] <163429.97 us>
Sequential 1MiB (Q= 1, T= 1): 50.119 MB/s [ 47.8 IOPS] < 20275.23 us>
Random 4KiB (Q= 32, T=16): 16.273 MB/s [ 3972.9 IOPS] <120702.83 us>
Random 4KiB (Q= 1, T= 1): 14.020 MB/s [ 3422.9 IOPS] < 290.81 us>
Profile: Default
Test: 1 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
Date: 2020/12/16 20:10:52
OS: Windows 10 Enterprise [10.0 Build 19041] (x64)
Comment: Lexar M45 64GB