The performance of my SSD NVMe drives

Below I proved the results of speed tests of my 500 GB SSD M.2 Kingston NV1 [SNVS/500G] and 500 GB SSD M.2 Seagate BarraCuda Q5 [ZP500CV3A001]:

------------------------------------------------------------------------------
CrystalDiskMark 8.0.1 x64 (UWP) (C) 2007-2021 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]
  SEQ    1MiB (Q=  8, T= 1):  2546.163 MB/s [   2428.2 IOPS] <  3291.40 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   449.897 MB/s [ 109838.1 IOPS] <   281.99 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

[Write]
  SEQ    1MiB (Q=  8, T= 1):  1970.445 MB/s [   1879.2 IOPS] <  4243.49 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   310.284 MB/s [  75752.9 IOPS] <   417.44 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

Profile: Default
   Test: 1 GiB (x5) [D: 18% (85/466GiB)]
   Mode:
   Time: Measure 5 sec / Interval 5 sec 
   Date: 2021/05/16 13:23:57
     OS: Windows 10 Professional [10.0 Build 19041] (x64)
------------------------------------------------------------------------------
CrystalDiskMark 8.0.1 x64 (UWP) (C) 2007-2021 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]
  SEQ    1MiB (Q=  8, T= 1):  2416.689 MB/s [   2304.7 IOPS] <  3463.57 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   383.936 MB/s [  93734.4 IOPS] <   340.88 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

[Write]
  SEQ    1MiB (Q=  8, T= 1):  1048.745 MB/s [   1000.2 IOPS] <  7980.50 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   320.764 MB/s [  78311.5 IOPS] <   406.99 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

Profile: Default
   Test: 1 GiB (x5) [F: 0% (0/466GiB)]
   Mode:
   Time: Measure 5 sec / Interval 5 sec 
   Date: 2021/05/16 13:20:20
     OS: Windows 10 Professional [10.0 Build 19041] (x64)

The results are close to declared read/write speed 2100/1700 and 2300/900 MB/s.

Also I tested my SATA SSD:

------------------------------------------------------------------------------
CrystalDiskMark 8.0.1 x64 (UWP) (C) 2007-2021 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]
  SEQ    1MiB (Q=  8, T= 1):   551.593 MB/s [    526.0 IOPS] < 15172.72 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   252.635 MB/s [  61678.5 IOPS] <   517.58 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

[Write]
  SEQ    1MiB (Q=  8, T= 1):   481.922 MB/s [    459.6 IOPS] < 17307.26 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):   270.607 MB/s [  66066.2 IOPS] <   483.22 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

Profile: Default
   Test: 1 GiB (x5) [E: 63% (151/238GiB)]
   Mode:
   Time: Measure 5 sec / Interval 5 sec 
   Date: 2021/05/16 13:27:09
     OS: Windows 10 Professional [10.0 Build 19041] (x64)

and two HDD drives:

------------------------------------------------------------------------------
CrystalDiskMark 8.0.1 x64 (UWP) (C) 2007-2021 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]
  SEQ    1MiB (Q=  8, T= 1):   174.555 MB/s [    166.5 IOPS] < 47583.10 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):     0.925 MB/s [    225.8 IOPS] <138313.24 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

[Write]
  SEQ    1MiB (Q=  8, T= 1):   164.809 MB/s [    157.2 IOPS] < 50385.67 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):     1.702 MB/s [    415.5 IOPS] < 72915.81 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

Profile: Default
   Test: 1 GiB (x5) [H: 89% (4962/5589GiB)]
   Mode:
   Time: Measure 5 sec / Interval 5 sec 
   Date: 2021/05/16 13:45:06
     OS: Windows 10 Professional [10.0 Build 19041] (x64)
------------------------------------------------------------------------------
CrystalDiskMark 8.0.1 x64 (UWP) (C) 2007-2021 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]
  SEQ    1MiB (Q=  8, T= 1):   233.336 MB/s [    222.5 IOPS] < 35757.63 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):     2.055 MB/s [    501.7 IOPS] < 63218.42 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

[Write]
  SEQ    1MiB (Q=  8, T= 1):   215.904 MB/s [    205.9 IOPS] < 38534.57 us>
  SEQ    1MiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>
  RND    4KiB (Q= 32, T= 1):     2.814 MB/s [    687.0 IOPS] < 46346.48 us>
  RND    4KiB (Q=  1, T= 1):     0.000 MB/s [      0.0 IOPS] <     0.00 us>

Profile: Default
   Test: 1 GiB (x5) [I: 0% (0/5589GiB)]
   Mode:
   Time: Measure 5 sec / Interval 5 sec 
   Date: 2021/05/16 13:35:41
     OS: Windows 10 Professional [10.0 Build 19041] (x64)

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