以下、参考になれば。
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CrystalDiskMark 6.0.2 x64 (C) 2007-2018 hiyohiyo
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* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes
Sequential Read (Q= 32,T= 1) : 85.344 MB/s
Sequential Write (Q= 32,T= 1) : 58.537 MB/s
Random Read 4KiB (Q= 8,T= 8) : 10.726 MB/s [ 2618.7 IOPS]
Random Write 4KiB (Q= 8,T= 8) : 2.253 MB/s [ 550.0 IOPS]
Random Read 4KiB (Q= 32,T= 1) : 7.195 MB/s [ 1756.6 IOPS]
Random Write 4KiB (Q= 32,T= 1) : 2.197 MB/s [ 536.4 IOPS]
Random Read 4KiB (Q= 1,T= 1) : 6.549 MB/s [ 1598.9 IOPS]
Random Write 4KiB (Q= 1,T= 1) : 2.054 MB/s [ 501.5 IOPS]