Do You Have a Sync Heavy Workload?

If you're doing enough sync writes that the performance of those matters, drive with power loss protection will be probably magnitude faster than a drive without it. Even if you're hard drive normally copying a file, it can do 200 plus megabytes a second. It's going to struggle to get more than two megabyte a second of random rights because it just it can't move the head to that many different locations so quickly.