Western Digital

WD Black SN850X 2TB NVMe SSD

SSDs
Western Digital WD Black SN850X 2TB NVMe SSD
87Points

Spec score

Scored 87 of 100 in ssds.

Sourced from manufacturer datasheets and verified against retailer spec tables.

87Points

5-axis distribution · scored 0–100 per category

Why is the Western Digital WD Black SN850X 2TB NVMe SSD better than average?

  • TBW

    1200 TBW vs 1298.57 TBW avg

  • Mtbf

    1750000 hours vs 1675000 hours avg

  • PCIE lanes

    4 vs 4 avg

  • Capacity

    2000 GB vs 2120.58 GB avg

  • Dram cache

    2048 MB vs 2816 MB avg

  • Seq read

    7300 MB/s vs 7900.62 MB/s avg

↓ Scroll for full specifications

Full specifications

The complete spec sheet.

Sourced from the Western Digital datasheet and verified against retailer-published spec tables.

TBW1200 TBW
InterfaceNVMe
Nand typeBiCS5 (112-layer) 3-bit TLC
ControllerSanDisk proprietary
Dram cacheYes
EncryptionAES 256-bit
Mtbf1750000 hours
PCIE lanes4
Capacity2000 GB
Data sourcescan-uk-verified
Form factorM.2 2280
Hmb supportNo
Trim supportYes
Dram cache2048 MB
Seq read7300 MB/s
Smart supportYes
Ps5 compatibleYes
Seq write6600 MB/s
Warranty years5
PCIE generationPCIe 4.0
Random read iops1200000
Heatsink includedNo
Random write iops1100000