Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230

Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230

Western Digital
69 Overall Score
vs
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280

Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280

Samsung
100 Overall Score

Scores

Gaming
Western Digital
67
Samsung
100
Console
Western Digital
51
Samsung
100
Workstation
Western Digital
70
Samsung
100
Laptop
Western Digital
72
Samsung
86
Budget
Western Digital
61
Samsung
82
Portable
Western Digital
18
Samsung
27

Specifications

Western Digital WD Black SN770MSamsung 9100 PRO
Drive
Capacity
2,000
4,000
Form FactorM.2 2230M.2 2280
InterfacePCIe 4.0 x4PCIe 5.0 x4
ProtocolNVMeNVMe
PCIe Generation45★
External✗✗
Performance
Sequential Read (MB/s)
5,150
14,800
Sequential Write (MB/s)No data
13,400
Random Read (IOPS)No data
2,200,000
Random Write (IOPS)No data
2,600,000
Hardware
NANDTLCTLC
DRAM Cache—✓★
Controller—In-House Controller
Reliability
Endurance (TBW)
1,200
2,400
MTBF (hours)No data
1,500,000
Warranty (years)55
Features
Heatsink—✓★
Hardware Encryption—✓★

Pros & Cons

Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230

  • Strong endurance (83rd percentile)83rd %ile
  • Strong capacity (78th percentile)
  • Strong speed (73rd percentile)
  • Below average affordability (14th percentile)14th %ile

Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280

  • Strong random (100th percentile)100th %ile
  • Strong feature (100th percentile)100th %ile
  • Strong social proof (100th percentile)100th %ile
  • Strong speed (99th percentile)99th %ile
  • Below average affordability (5th percentile)5th %ile

Pricing

Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230 is $292 cheaper (1.5x less).

Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230

Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280

Verdict

★ Winner: Samsung 9100 PRO

Scores 100 overall, wins 6 of 6 usage categories and 11 of 18 specs.

Samsung 9100 PRO Better at:

BudgetGamingLaptopConsolePortableWorkstation

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