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
Western Digital BLACK SN8100 2TB PCIe 5.0 x4 NVMe M.2 2280

Western Digital BLACK SN8100 2TB PCIe 5.0 x4 NVMe M.2 2280

Western Digital
83 Overall Score

What Buyers Say

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

No customer feedback yet

Western Digital BLACK SN8100 2TB PCIe 5.0 x4 NVMe M.2 2280

92 out of 100 medium confidence 13 reviews

Users are overwhelmingly positive about this WD Black SN8100 Gen 5 SSD, praising its exceptional speed and noticeable performance improvements in everyday tasks and gaming. It is considered a top-tier drive that delivers on its promises, though some questions remain about specific specs and PS5 compatibility.

Pros
  • Exceptional Gen 5 speed
  • Noticeable performance boost
  • Great for gaming
  • Reliable brand
  • Fast boot times
Cons
  • No heatsink included
  • PS5 compatibility unclear
  • High price
👍 Performance 5
👍 Speed 4
👍 Gaming 3
👍 Reliability 2
👍 Value for money 2
🤔 Ps5 compatibility 1

Scores

Console
Western Digital
95
Western Digital
73
Gaming
Western Digital
95
Western Digital
77
Workstation
Western Digital
94
Western Digital
76
Budget
Western Digital
81
Western Digital
58
Laptop
Western Digital
81
Western Digital
77
Portable
Western Digital
25
Western Digital
20

Specifications

Western Digital WD_BLACK SN850XWestern Digital BLACK SN8100
Drive
Capacity
4,000
2,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 5.0 x4
ProtocolNVMeNVMe
PCIe Generation45★
External✗✗
Performance
Sequential Read (MB/s)
7,300
14,900
Sequential Write (MB/s)
6,600
14,000
Random Read (IOPS)
1,200,000
2,300,000
Random Write (IOPS)
1,100,000
2,300,000
Hardware
NANDTLCTLC
DRAM Cache✓★✗
Reliability
Endurance (TBW)
2,400
1,200
MTBF (hours)
1,750,000
1,750,000
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

Western Digital BLACK SN8100 2TB PCIe 5.0 x4 NVMe M.2 2280

  • Strong speed (100th percentile)100th %ile
  • Strong random (99th percentile)99th %ile
  • Strong user sentiment (95th percentile)95th %ile
  • Strong endurance (88th percentile)88th %ile
  • Below average affordability (12th percentile)12th %ile
  • Below average social proof (35th percentile)

Pricing

Both products are similarly priced.

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

Western Digital BLACK SN8100 2TB PCIe 5.0 x4 NVMe M.2 2280

Verdict

★ Winner: Western Digital WD_BLACK SN850X

Scores 94 overall, wins 6 of 6 usage categories and 4 of 17 specs.

Western Digital WD_BLACK SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation

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