WD Black SN850X Gen4 NVMe Solid State Drive Review

Drive Information, Software & Testing Procedures

With the drive installed and formatted we have 1.81 TB of usable space.

wd black sn850x info1

Opening up CrystalDiskInfo we can see that the drive is using NVMe Express 1.4 and supports TRIM.

wd black sn850x info2

The WD SSD Dashboard software can be downloaded so you can get information on your drive, upgrade firmware, and much more.

wd black sn850x info3

For testing the drive we will be using the following benchmarking programs, we have provided links to each so you can run the benchmarks on your drive for comparison.

Sisoftware Sandra Physical Disks Benchmark (download)
ATTO Disk Benchmark (download)
CrystalDiskMark 64bit (download)
AS SSD Benchmark (download)
Anvil Storage Utility Professional (download)
PCMark 10 (download)
AIDA64 Storage Benchmark (download)

We also made these optimization changes…

– No power saving options in the BIOS
– ACHI enabled in the BIOS

So let’s get into testing!

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