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
Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2

Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2

Corsair
85 Overall Score

Scores

Console
Western Digital
95
Corsair
87
Gaming
Western Digital
95
Corsair
86
Workstation
Western Digital
94
Corsair
85
Budget
Western Digital
81
Corsair
84
Laptop
Western Digital
81
Corsair
77
Portable
Western Digital
25
Corsair
23

Specifications

Western Digital WD_BLACK SN850XCorsair 2TB SSD
Drive
Capacity
4,000
2,000
Form FactorM.2 2280M.2
InterfacePCIe 4.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation44
External✗✗
Performance
Sequential Read (MB/s)
7,300
6,800
Sequential Write (MB/s)
6,600
6,800
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
1,400
MTBF (hours)
1,750,000
No data
Warranty (years)3★2
Features
Heatsink✓✓

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

Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2

  • Strong social proof (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile
  • Strong speed (84th percentile)84th %ile
  • Strong random (81st percentile)81st %ile
  • Below average affordability (19th percentile)19th %ile

Pricing

Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2 is $200 cheaper (1.4x less).

Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 22800.144score per dollar
vs
Corsair 2TB SSD PCIe 4.0 x4 NVMe M.20.190score per dollar

Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2 offers 1.3x better value for money

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

Corsair 2TB SSD PCIe 4.0 x4 NVMe M.2

Verdict

★ Winner: Western Digital WD_BLACK SN850X

Scores 94 overall, wins 5 of 6 usage categories and 7 of 16 specs.

Western Digital WD_BLACK SN850X Better at:

GamingLaptopConsolePortableWorkstation

Corsair 2TB SSD Better at:

Budget

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