>Maximum transfer rate for consumer SATA SSDs should be around 400 - 500 MB/sec. Your image shows 43 MB/sec.
>
>It may be that there is so little disk activity you're not seeing the full performance of the drive. You could try running one of the disk benchmarks like Crystal, or you could do a backup (e.g. image backup) to external media.

I did a copy of a 2.6 GB file to USB. The maximum transfer rate stayed at 23 MB/sec.

Then, I copied that file to d:\ on the same disk. The maximum transfer rate increased at 448 MB/sec.