To test real-life performance of a drive, we use a mix of folder/file types, and by using the FastCopy utility (which gives a time as well as MB/s result) we record the performance of the drive reading from & writing to a 2TB Kingston KC3000.
Transfer Details
Data file – 100GB.
File folder – 50GB – 28,523 files.
Movie demos 8K – 21GB – (11 demos).
Raw Movie Clips 4K – 16GB – (9 MP4V files).
Audio Folder – 10GB – 1,483 files – (1479 @ MP3, 4 @ .FLAC files).
Single large image – 5GB – 1.5bn pixel photo.
3D Printer File Folder – 4.25GB – (166 files – 105 @ .STL, 38 @ .FBX, 11 @ .blend, 5 @ .lwo, 4 @ .OBJ, 3@ .3ds).
AutoCAD File Folder – 1.5GB (80 files – 60 @ .DWG and 20 @.DXF).

The 2TB Biwin Black Opal X570 PRO averaged 4,135MB when writing the 8 transfer tests, with the fastest being the 7,092MB/s (15sec) for the 100GB Data file with the slowest being the 50GB File Folder transfer at 534MB/s (101sec). Reading back the data, the average was 4,496MB/s with the 100GB Data file again being the fastest at 5,889MB/s (18sec).
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