Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital
94 Overall Score
vs
Solidigm D7-PS1010 1.92TB PCIe 5.0 x4 NVMe U.2

Solidigm D7-PS1010 1.92TB PCIe 5.0 x4 NVMe U.2

Solidigm
73 Overall Score

Scores

Console
Western Digital
95
Solidigm
29
Gaming
Western Digital
95
Solidigm
48
Workstation
Western Digital
94
Solidigm
68
Budget
Western Digital
81
Solidigm
33
Laptop
Western Digital
81
Solidigm
36
Portable
Western Digital
25
Solidigm
19

Specifications

Western Digital WD_BLACK SN850XSolidigm D7-PS1010
Drive
Capacity
4,000
1,920
Form FactorM.2 2280U.2
InterfacePCIe 4.0 x4PCIe 5.0 x4
ProtocolNVMeNVMe
PCIe Generation45★
External✗✗
Performance
Sequential Read (MB/s)
7,300
No data
Sequential Write (MB/s)
6,600
No data
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,100,000
No data
Hardware
NANDTLCTLC
DRAM Cache✓★—
Reliability
Endurance (TBW)
2,400
No data
MTBF (hours)
1,750,000
No data
Warranty (years)35★
Features
Heatsink✓★—
Hardware Encryption—✗

Pros & Cons

Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

  • Strong random (96th percentile)96th %ile
  • Strong social proof (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile
  • Strong capacity (93rd percentile)93rd %ile
  • Below average affordability (9th percentile)9th %ile

Solidigm D7-PS1010 1.92TB PCIe 5.0 x4 NVMe U.2

  • Strong speed (94th percentile)94th %ile
  • Strong feature (72nd percentile)
  • Strong capacity (69th percentile)
  • Below average affordability (3rd percentile)3rd %ile

Verdict

★ Winner: Western Digital WD_BLACK SN850X

Scores 94 overall, wins 6 of 6 usage categories and 9 of 17 specs.

Western Digital WD_BLACK SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation