Info what's the difference between two large storages

[gekosauras]

im just going to pick two different sdds
crucial p3 4tb

Full Disk Write Throughput​

203 MB/s

Full Disk Write Throughput (Last 10 Seconds)​

142 MB/s

Random Read Throughput (Disk 50% Full)​

156 MB/s

Random Write Throughput (Disk 50% Full)​

93.0 MB/s

Sequential Read Throughput (Disk 50% Full)​

1781 MB/s

Sequential Write Throughput (Disk 50% Full)​

148 MB/s
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samsung 990 pro 4tb

Full Disk Write Throughput​

1719 MB/s

Full Disk Write Throughput (Last 10 Seconds)​

1633 MB/s

Random Read Throughput (Disk 50% Full)​

478 MB/s

Random Write Throughput (Disk 50% Full)​

1501 MB/s

Sequential Read Throughput (Disk 50% Full)​

5804 MB/s

Sequential Write Throughput (Disk 50% Full)​

5896 MB/s

so from the crucial, it isn't good its just a large storage device, it will slow download/transfer speeds correct or? is it comparable to non nvme/last gen ssd cards, is it noticeable for something like opening large files such as games or is the rate still more then enough.
https://au.pcpartpicker.com/list/gzqNGJ
build is for games mainly, thinking on getting 2x Samsung over 2x crucial as it is really slow after a closer look