WD Black SN850X Gen4 NVMe Solid State Drive Review

Testing – Sandra & ATTO
Keep in mind for testing the advertised speeds for this drive are 7300 MB/s read and 6600 MB/s write.

Our first test is SiSoftware Sandra’s Physical Disks benchmark. We run both the read performance test.

wd black sn850x sandra read wd black sn850x sandra write

ATTO Disk Benchmark measures transfer rates across specific lengths. ATTO uses RAW data, our transfer sizes ranged from 0.5 to 8192kb. ATTO is usually our definitive benchmark for solid state drives.

wd black sn850x atto

About Author