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WD BLACK SN850X NVMe 4000GB

Price and performance details for the WD BLACK SN850X NVMe 4000GB can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.

  • The first graph shows the relative performance of the Hard Drive compared to the 10 other common Hard Drives in terms of PassMark Disk Rating.
  • The 2nd graph shows the value for money, in terms of the Disk Rating per dollar.

WD BLACK SN850X NVMe 4000GB

Description:  WDS400T2X0E

Drive Size:  3.6 TB

Other names:  WD_BLACK SN850X 4000GB, NVMe WD_BLACK SN850X 4000GB

Drive First Benchmarked: 2022-09-18

Drive Rating/$Price: 75.85

Overall Rank:  60

Last Price Change:  $699.99 USD (2022-08-22)

Average Drive Rating
53094
Samples: 978

Disk Test Suite Average Results for WD BLACK SN850X NVMe 4000GB

Sequential Read6,577 MBytes/Sec
Sequential Write5,750 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)4,587 MBytes/Sec
IOPS 4KQD1111 MBytes/Sec
MerchantPricePurchase
Amazon.comNADrive Not Available. See Other Models
NewEgg.comNADrive Not Available. See Other Models
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Pricing History


Drive Rating Relative to Top 10 Common Drives
As of 17th of June 2024 - Higher results represent better performance
Drive Average Disk Rating
WD BLACK SN850X NVMe 4000GB
53,094
WD BLACK SN850X NVMe 2000GB
52,282
Samsung SSD 990 PRO 2TB
50,646
Samsung SSD 990 PRO 1TB
48,980
WD BLACK SN850X NVMe 1000GB
48,113
KINGSTON SFYRS1000G
46,042
KINGSTON KC3000 1TB
45,769
WD BLACK SN850 1TB
42,752
Samsung SSD 980 PRO 2TB
42,281
Samsung SSD 980 PRO 1TB
39,432
Last 5 Baselines for WD BLACK SN850X NVMe 4000GB
Most recent listed first
Baseline Disk Rating
BL2123432 - Jun 14 2024
48307
BL2123127 - Jun 13 2024
47021
BL2123122 - Jun 13 2024
48191
BL2122730 - Jun 13 2024
53569
BL2122504 - Jun 13 2024
57820