SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280

SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280

SanDisk
94 Overall Score
vs
Western Digital SN770 1TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital SN770 1TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital
77 Overall Score

What Buyers Say

SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280

92 out of 100 low confidence 9 reviews

Users are overwhelmingly positive about this WD Black SN8100 Gen5 NVMe SSD, praising its exceptional speed and sustained performance. Verified buyers highlight its fast sequential reads and strong endurance, with one noting it outperforms other drives in sustained workloads. The only caveat is the high price, but most agree it's worth it for top-tier performance.

Pros
  • Exceptional Gen5 speed
  • Sustained performance
  • High endurance (4,800 TBW)
  • Reliable brand reputation
  • Positive expert reviews
Cons
  • High price
  • Limited availability
👍 Speed 5
👍 Sustained performance 2
👍 Endurance 1
🤔 Value for money 2
👍 Brand reliability 1
👍 Expert reviews 1

Western Digital SN770 1TB PCIe 4.0 x4 NVMe M.2 2280

No customer feedback yet

Scores

Workstation
SanDisk
92
Western Digital
71
Gaming
SanDisk
87
Western Digital
74
Console
SanDisk
84
Western Digital
56
Laptop
SanDisk
79
Western Digital
81
Budget
SanDisk
58
Western Digital
80
Portable
SanDisk
24
Western Digital
19

Specifications

SanDisk WD_BLACK SN8100Western Digital SN770
Drive
Capacity
8,000
1,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 5.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation5★4
External✗✗
Performance
Sequential Read (MB/s)
14,900
5,150
Sequential Write (MB/s)
13,200
4,900
Random Read (IOPS)
2,200,000
740,000
Random Write (IOPS)
2,400,000
800,000
Hardware
NANDTLCTLC
DRAM Cache✓★✗
Reliability
Endurance (TBW)
4,800
600
MTBF (hours)
1,750,000
1,750,000
Warranty (years)35★
Features
Heatsink✗—
Hardware Encryption✓★—

Pros & Cons

SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280

  • Strong random (99th percentile)99th %ile
  • Strong speed (99th percentile)99th %ile
  • Strong capacity (98th percentile)98th %ile
  • Strong feature (97th percentile)97th %ile
  • Below average affordability (3rd percentile)3rd %ile

Western Digital SN770 1TB PCIe 4.0 x4 NVMe M.2 2280

  • Strong social proof (95th percentile)95th %ile
  • Strong random (91st percentile)91st %ile
  • Strong endurance (88th percentile)88th %ile
  • Strong speed (76th percentile)
  • Below average affordability (34th percentile)

Verdict

★ Winner: SanDisk WD_BLACK SN8100

Scores 94 overall, wins 4 of 6 usage categories and 9 of 17 specs.

SanDisk WD_BLACK SN8100 Better at:

GamingConsolePortableWorkstation

Western Digital SN770 Better at:

BudgetLaptop