SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 2280

SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 2280

SanDisk
90 Overall Score
vs
Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280

Western Digital
53 Overall Score

What Buyers Say

SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 2280

88 out of 100 medium confidence 12 reviews

The WD Black SN8100 is overwhelmingly praised for its blazing Gen5 speeds, with users reporting double the performance of previous Gen4 drives and boot times of just a few seconds. Reviewers highlight excellent heat management, easy installation, and reliability, though many note the high price as a significant drawback. Overall, it's seen as a top-tier upgrade for those with compatible hardware and budget.

Pros
  • Blazing Gen5 speeds
  • Excellent heat management
  • Easy installation
  • Reliable performance
  • Great for gaming
Cons
  • High price
  • Requires Gen5 motherboard
  • Pricey for many
👍 Performance speed 12
👍 Heat management 5
🤔 Value for money 6
👍 Ease of installation 4
👍 Reliability 4
🤔 Compatibility 3

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280

72 out of 100 low confidence 9 reviews

Most users are happy with this SSD, praising its easy installation, fast speeds, and great value for money. However, one reviewer reported the drive dying after six months of light use, and another noted that performance drops significantly when the cache is full due to cheaper NAND. Overall, it's seen as a solid budget option, though not the fastest on the market.

Pros
  • Easy installation
  • Fast speeds
  • Great value for money
  • Good price/performance ratio
  • Reliable for boot drive
Cons
  • Drive died after six months
  • Performance drops when cache full
  • Cheaper NAND used
👍 Performance 5
👍 Value for money 4
👍 Ease of installation 3
👎 Reliability 1
👎 Cache performance 1
👎 Nand quality 1

Scores

Workstation
SanDisk
89
Western Digital
50
Gaming
SanDisk
88
Western Digital
43
Laptop
SanDisk
86
Western Digital
56
Console
SanDisk
83
Western Digital
20
Budget
SanDisk
69
Western Digital
80
Portable
SanDisk
23
Western Digital
12

Specifications

SanDisk WD_BLACK SN8100Western Digital WD Blue
Drive
Capacity
4,000
250
Form FactorM.2 2280M.2 2280
InterfacePCIe 5.0 x4PCIe 3.0 x4
ProtocolNVMeNVMe
PCIe Generation5★3
External✗✗
Performance
Sequential Read (MB/s)
14,900
2,400
Sequential Write (MB/s)
14,000
950
Random Read (IOPS)
2,300,000
170,000
Random Write (IOPS)
2,300,000
135,000
Hardware
NANDTLCTLC
DRAM Cache—✗
Reliability
Endurance (TBW)
4,800
150
MTBF (hours)No data
1,700,000
Warranty (years)5★—

Pros & Cons

SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 2280

  • Strong speed (100th percentile)100th %ile
  • Strong random (99th percentile)99th %ile
  • Strong social proof (95th percentile)95th %ile
  • Strong endurance (95th percentile)95th %ile
  • Below average affordability (8th percentile)8th %ile

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280

  • Strong social proof (87th percentile)87th %ile
  • Strong random (78th percentile)
  • Strong affordability (71st percentile)
  • Strong endurance (71st percentile)
  • Below average capacity (13th percentile)13th %ile
  • Below average user sentiment (29th percentile)

Pricing

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280 is $779 cheaper (10.8x less).

SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 22800.104score per dollar
vs
Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 22800.663score per dollar

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280 offers 6.4x better value for money

SanDisk WD_BLACK SN8100 4TB PCIe 5.0 x4 NVMe M.2 2280

Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280

Verdict

★ Winner: SanDisk WD_BLACK SN8100

Scores 90 overall, wins 5 of 6 usage categories and 8 of 15 specs.

SanDisk WD_BLACK SN8100 Better at:

GamingLaptopConsolePortableWorkstation

Western Digital WD Blue Better at:

Budget

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