WD Red Pro 20TB HDD Review

We tested the 20TB Red Pro with a number of scenarios that it may face in the real world. The settings for these scenarios are as follows.

File Server
512MB file size, 16KB Block size
80% Read 20% Write 100% Random
I/O queue depth 128

Web Server
1GB file size, 16KB Block size
100% Read 0% Write 100% Random
I/O queue depth 64

Database
2GB file size, 4KB Block size
90% Read 10% Write, 90% Random, 10% Sequential
I/O depth 128

Workstation
1GB file size, 16KB Block size
70% Read 30% Write, 100% Random, 0% Sequential
I/O depth 6

The 20TB WD Red Pro produced the fastest performance (18.07MB/s) for a mechanical drive we’ve seen to date for the Web Server test. It produces very strong performance for the other three tests as well.

Become a Patron!

Be sure to check out our sponsors store EKWB here